unknown

Initial ITS

Start location: [1]
Program variables: i range
   0: [1] -> [2] : i'=nondet, T, cost: 1
   1: [2] -> [3] : range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
   4: [6] -> [8] : -range+i == 0, cost: 1
   8: [6] -> [11] : (-range+i < 0 \/ -range+i > 0), cost: 1
  11: [7] -> [5] : T, cost: 1
   5: [8] -> [9] : i'=0, T, cost: 1
   6: [9] -> [10] : range'=-1+range, T, cost: 1
   7: [10] -> [7] : T, cost: 1
   9: [11] -> [12] : i'=1+i, T, cost: 1
  10: [12] -> [7] : T, cost: 1

Chained Linear Paths

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1

	Eliminating location [2] by chaining:

	Applied chaining

	First rule:
	[1] -> [2] : i'=nondet, T, cost: 1
	Second rule:
	[2] -> [3] : range'=20, T, cost: 1
	New rule:
	[1] -> [3] : i'=nondet, range'=20, T, cost: 1
	
	Applied deletion

	Removed the following rules: 0 1
	
	Eliminating location [8] by chaining:

	Applied chaining

	First rule:
	[6] -> [8] : -range+i == 0, cost: 1
	Second rule:
	[8] -> [9] : i'=0, T, cost: 1
	New rule:
	[6] -> [9] : i'=0, -range+i == 0, cost: 1
	
	Applied deletion

	Removed the following rules: 4 5
	
	Eliminating location [11] by chaining:

	Applied chaining

	First rule:
	[6] -> [11] : (-range+i < 0 \/ -range+i > 0), cost: 1
	Second rule:
	[11] -> [12] : i'=1+i, T, cost: 1
	New rule:
	[6] -> [12] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
	
	Applied deletion

	Removed the following rules: 8 9
	
	Eliminating location [9] by chaining:

	Applied chaining

	First rule:
	[6] -> [9] : i'=0, -range+i == 0, cost: 1
	Second rule:
	[9] -> [10] : range'=-1+range, T, cost: 1
	New rule:
	[6] -> [10] : i'=0, range'=-1+range, -range+i == 0, cost: 1
	
	Applied deletion

	Removed the following rules: 6 16
	
	Eliminating location [12] by chaining:

	Applied chaining

	First rule:
	[6] -> [12] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
	Second rule:
	[12] -> [7] : T, cost: 1
	New rule:
	[6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
	
	Applied deletion

	Removed the following rules: 10 17
	
	Eliminating location [10] by chaining:

	Applied chaining

	First rule:
	[6] -> [10] : i'=0, range'=-1+range, -range+i == 0, cost: 1
	Second rule:
	[10] -> [7] : T, cost: 1
	New rule:
	[6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
	
	Applied deletion

	Removed the following rules: 7 18

Step with 15

	Trace

	15[T]
	
	Blocked

	[{}, {}]

Step with 14

	Trace

	15[T], 14[(-i > 0)]
	
	Blocked

	[{}, {}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[-i > 0]}]

Step with 14

	Trace

	15[T], 14[(-range+i > 0)]
	
	Blocked

	[{}, {14[-i > 0]}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[(-range+i > 0 /\ -i > 0)]}]

Step with 2

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {}]

Step with 3

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {}, {}]

Step with 19

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {}, {}, {}, {}, {}]

Accelerate

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
  21: [3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1

	Loop Acceleration

	Original rule:
	[3] -> [3] : i'=1+i, (-range+i < 0 /\ -range+i <= 0 /\ -i < 0 /\ -i <= 0), cost: 1
	New rule:
	[3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1

		range-i > 0 [0]: montonic decrease yields 1+range-n-i > 0
		
		range-i > 0 [1]: eventual increase yields (1 <= 0 /\ range-i > 0)
		
		range-i >= 0 [0]: monotonic increase yields range-i >= 0, dependencies: range-i > 0
		
		i > 0 [0]: monotonic increase yields i > 0
		
		i >= 0 [0]: monotonic increase yields i >= 0, dependencies: i > 0
		
		Replacement map: {range-i > 0 -> 1+range-n-i > 0, range-i >= 0 -> range-i >= 0, i > 0 -> i > 0, i >= 0 -> i >= 0}

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {21[T]}]

Step with 2

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {}]

Step with 3

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {}, {}]

Step with 19

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {}, {}, {}, {}, {}]

Accelerate

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
  21: [3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
  22: [3] -> [3] : i'=n2+i, (-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1

	Loop Acceleration

	Original rule:
	[3] -> [3] : i'=1+i, (-range+i < 0 /\ -range+i <= 0 /\ -i <= 0), cost: 1
	New rule:
	[3] -> [3] : i'=n2+i, (-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0), cost: 1

		range-i > 0 [0]: montonic decrease yields 1-n2+range-i > 0
		
		range-i > 0 [1]: eventual increase yields (1 <= 0 /\ range-i > 0)
		
		range-i >= 0 [0]: monotonic increase yields range-i >= 0, dependencies: range-i > 0
		
		i >= 0 [0]: monotonic increase yields i >= 0
		
		Replacement map: {range-i > 0 -> 1-n2+range-i > 0, range-i >= 0 -> range-i >= 0, i >= 0 -> i >= 0}

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 21[T]}, {22[T]}]

Accelerate

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
  21: [3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
  22: [3] -> [3] : i'=n2+i, (-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0), cost: 1
  23: [3] -> [3] : i'=n3*n1+n3*n2+i, (-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1

	Loop Acceleration

	Original rule:
	[3] -> [3] : i'=n2+n1+i, (-1+n1 >= 0 /\ -1+n2 >= 0 /\ 1-n2-n1+range-i > 0 /\ 1-n1+range-i > 0 /\ n1+i >= 0 /\ -n1+range-i >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
	New rule:
	[3] -> [3] : i'=n3*n1+n3*n2+i, (-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1

		-1+n1 >= 0 [0]: monotonic increase yields -1+n1 >= 0
		
		-1+n2 >= 0 [0]: monotonic increase yields -1+n2 >= 0
		
		1-n2-n1+range-i > 0 [0]: montonic decrease yields 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0, dependencies: -1+n1 >= 0 -1+n2 >= 0
		
		1-n2-n1+range-i > 0 [1]: eventual increase yields (1-n2-n1+range-i > 0 /\ n2+n1 <= 0), dependencies: -1+n1 >= 0 -1+n2 >= 0
		
		1-n1+range-i > 0 [0]: montonic decrease yields 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0, dependencies: -1+n2 >= 0 1-n2-n1+range-i > 0
		
		1-n1+range-i > 0 [1]: eventual increase yields (1-n1+range-i > 0 /\ n2+n1 <= 0), dependencies: -1+n1 >= 0 -1+n2 >= 0
		
		n1+i >= 0 [0]: monotonic increase yields n1+i >= 0, dependencies: -1+n1 >= 0 -1+n2 >= 0
		
		-n1+range-i >= 0 [0]: montonic decrease yields -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0, dependencies: -1+n2 >= 0 1-n2-n1+range-i > 0
		
		-n1+range-i >= 0 [1]: eventual increase yields (-n1+range-i >= 0 /\ n2+n1 <= 0), dependencies: -1+n1 >= 0 -1+n2 >= 0
		
		range-i >= 0 [0]: monotonic increase yields range-i >= 0, dependencies: 1-n2-n1+range-i > 0
		
		i > 0 [0]: monotonic increase yields i > 0, dependencies: -1+n2 >= 0 n1+i >= 0
		
		i >= 0 [0]: monotonic increase yields i >= 0, dependencies: -1+n2 >= 0 n1+i >= 0
		
		Replacement map: {-1+n1 >= 0 -> -1+n1 >= 0, -1+n2 >= 0 -> -1+n2 >= 0, 1-n2-n1+range-i > 0 -> 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0, 1-n1+range-i > 0 -> 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0, n1+i >= 0 -> n1+i >= 0, -n1+range-i >= 0 -> -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0, range-i >= 0 -> range-i >= 0, i > 0 -> i > 0, i >= 0 -> i >= 0}

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {23[T]}]

Step with 2

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}]

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}]

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {}, {11[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}, {}]

Acceleration Failed

marked recursive suffix as redundant

Acceleration Failed

marked recursive suffix as redundant

Step with 2

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}, {}, {}]

Acceleration Failed

marked recursive suffix as redundant

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}, {}, {}, {}]

Acceleration Failed

marked recursive suffix as redundant

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}, {}, {}, {20[T]}, {}]

Accelerate

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
  21: [3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
  22: [3] -> [3] : i'=n2+i, (-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0), cost: 1
  23: [3] -> [3] : i'=n3*n1+n3*n2+i, (-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1
  24: [7] -> [7] : i'=n4+i, (1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0), cost: 1

	Loop Acceleration

	Original rule:
	[7] -> [7] : i'=1+i, (-range+i < 0 /\ -range+i <= 0 /\ -i <= 0), cost: 1
	New rule:
	[7] -> [7] : i'=n4+i, (1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0), cost: 1

		range-i > 0 [0]: montonic decrease yields 1-n4+range-i > 0
		
		range-i > 0 [1]: eventual increase yields (1 <= 0 /\ range-i > 0)
		
		range-i >= 0 [0]: monotonic increase yields range-i >= 0, dependencies: range-i > 0
		
		i >= 0 [0]: monotonic increase yields i >= 0
		
		Replacement map: {range-i > 0 -> 1-n4+range-i > 0, range-i >= 0 -> range-i >= 0, i >= 0 -> i >= 0}

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {24[T]}, {}, {}]

Acceleration Failed

marked recursive suffix as redundant

Accelerate

Start location: [1]
Program variables: i range
  15: [1] -> [3] : i'=nondet, range'=20, T, cost: 1
   2: [3] -> [4] : (-range+i <= 0 /\ -i <= 0), cost: 1
  14: [3] -> [13] : (-range+i > 0 \/ -i > 0), cost: 1
  21: [3] -> [3] : i'=n+i, (-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
  22: [3] -> [3] : i'=n2+i, (-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0), cost: 1
  23: [3] -> [3] : i'=n3*n1+n3*n2+i, (-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0), cost: 1
  25: [3] -> [3] : i'=n41, range'=range-n5, (2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0), cost: 1
   3: [4] -> [6] : (-range+i < 0 \/ -range+i > 0 \/ -i < 0 \/ -i > 0), cost: 1
  12: [4] -> [5] : (-range+i <= 0 /\ -range+i >= 0 /\ -i <= 0 /\ -i >= 0), cost: 1
  13: [5] -> [3] : T, cost: 1
  19: [6] -> [7] : i'=1+i, (-range+i < 0 \/ -range+i > 0), cost: 1
  20: [6] -> [7] : i'=0, range'=-1+range, -range+i == 0, cost: 1
  11: [7] -> [5] : T, cost: 1
  24: [7] -> [7] : i'=n4+i, (1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0), cost: 1

	Loop Acceleration

	Original rule:
	[3] -> [3] : i'=n41, range'=-1+range, (-1+n11 >= 0 /\ -n22*n31-n11*n31-i < 0 /\ -n22*n31-n11*n31-i <= 0 /\ -1+range >= 0 /\ -1+n41 >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ -n41+range > 0 /\ -1+n22 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22+range-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i <= 0 /\ n22*n31-range+n11*n31+i == 0), cost: 1
	New rule:
	[3] -> [3] : i'=n41, range'=range-n5, (2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0), cost: 1

		-1+n11 >= 0 [0]: monotonic increase yields -1+n11 >= 0
		
		-1+range >= 0 [0]: monotonic increase yields -1+range >= 0, dependencies: -1+n41 >= 0 -n41+range > 0
		
		-1+range >= 0 [1]: montonic decrease yields range-n5 >= 0
		
		-1+range >= 0 [2]: eventual increase yields (1 <= 0 /\ -1+range >= 0)
		
		-1+n41 >= 0 [0]: monotonic increase yields -1+n41 >= 0
		
		n22*n31+n11*n31+i > 0 [0]: monotonic increase yields n22*n31+n11*n31+i > 0, dependencies: -1+n41 >= 0 range-i >= 0 n22*n31-range+n11*n31+i >= 0
		
		n22*n31+n11*n31+i > 0 [1]: montonic decrease yields n41+n22*n31+n11*n31 > 0, dependencies: -1+range >= 0 n22*n31-range+n11*n31+i >= 0
		
		n22*n31+n11*n31+i > 0 [2]: eventual decrease yields (n22*n31+n11*n31+i > 0 /\ n41+n22*n31+n11*n31 > 0)
		
		n22*n31+n11*n31+i > 0 [3]: eventual increase yields (n22*n31+n11*n31+i > 0 /\ -n41+i <= 0)
		
		n22*n31+n11*n31+i >= 0 [0]: monotonic increase yields n22*n31+n11*n31+i >= 0, dependencies: -1+n41 >= 0 range-i >= 0 n22*n31-range+n11*n31+i >= 0
		
		n22*n31+n11*n31+i >= 0 [1]: montonic decrease yields n41+n22*n31+n11*n31 >= 0, dependencies: n22*n31+n11*n31+i > 0
		
		n22*n31+n11*n31+i >= 0 [2]: eventual increase yields (n22*n31+n11*n31+i >= 0 /\ -n41+i <= 0)
		
		-1+n31 >= 0 [0]: monotonic increase yields -1+n31 >= 0
		
		1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 [0]: montonic decrease yields 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0, dependencies: -n22*n31+range-n11*n31-i >= 0
		
		1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 [1]: eventual decrease yields (2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0)
		
		n11+i >= 0 [0]: monotonic increase yields n11+i >= 0, dependencies: -1+n11 >= 0 -1+n41 >= 0
		
		-n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 [0]: montonic decrease yields 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0, dependencies: 1-n11-n11*(-1+n31)-(-1+n31)*n22+range-i > 0
		
		-n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 [1]: eventual decrease yields (1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0)
		
		-n41+range > 0 [0]: montonic decrease yields 1-n41+range-n5 > 0
		
		-n41+range > 0 [1]: eventual increase yields (1 <= 0 /\ -n41+range > 0)
		
		-1+n22 >= 0 [0]: monotonic increase yields -1+n22 >= 0
		
		1-n11-n11*(-1+n31)-(-1+n31)*n22+range-i > 0 [0]: montonic decrease yields 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0, dependencies: -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0
		
		-n22*n31+range-n11*n31-i >= 0 [0]: montonic decrease yields 1-n41-n22*n31+range-n11*n31-n5 >= 0, dependencies: 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0
		
		range-i >= 0 [0]: monotonic increase yields range-i >= 0, dependencies: -n41+range > 0
		
		i > 0 [0]: monotonic increase yields i > 0, dependencies: -1+n41 >= 0
		
		i >= 0 [0]: monotonic increase yields i >= 0, dependencies: -1+n41 >= 0
		
		n22*n31-range+n11*n31+i >= 0 [0]: eventual increase yields (-1-n41+i <= 0 /\ n22*n31-range+n11*n31+i >= 0)
		
		Replacement map: {-1+n11 >= 0 -> -1+n11 >= 0, -1+range >= 0 -> -1+range >= 0, -1+n41 >= 0 -> -1+n41 >= 0, n22*n31+n11*n31+i > 0 -> n22*n31+n11*n31+i > 0, n22*n31+n11*n31+i >= 0 -> n22*n31+n11*n31+i >= 0, -1+n31 >= 0 -> -1+n31 >= 0, 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 -> (2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0), n11+i >= 0 -> n11+i >= 0, -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 -> (1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0), -n41+range > 0 -> 1-n41+range-n5 > 0, -1+n22 >= 0 -> -1+n22 >= 0, 1-n11-n11*(-1+n31)-(-1+n31)*n22+range-i > 0 -> 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0, -n22*n31+range-n11*n31-i >= 0 -> 1-n41-n22*n31+range-n11*n31-n5 >= 0, range-i >= 0 -> range-i >= 0, i > 0 -> i > 0, i >= 0 -> i >= 0, n22*n31-range+n11*n31+i >= 0 -> (-1-n41+i <= 0 /\ n22*n31-range+n11*n31+i >= 0)}

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {14[T]}, {25[T]}]

Restart

Step with 15

	Trace

	15[T]
	
	Blocked

	[{}, {}]

Step with 14

	Trace

	15[T], 14[(-i > 0)]
	
	Blocked

	[{}, {}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[-i > 0]}]

Step with 14

	Trace

	15[T], 14[(-range+i > 0)]
	
	Blocked

	[{}, {14[-i > 0]}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[(-range+i > 0 /\ -i > 0)]}]

Step with 2

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {}]

Step with 3

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}]

Step with 20

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}]

Step with 19

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}]

Step with 3

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}]

Step with 19

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-i < 0], 12[T]}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {3[(-range+i < 0 /\ -i < 0)], 12[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T]}]

Step with 21

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T]}]

Step with 25

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T]}, {25[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 25[T]}]

Step with 22

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}]

Step with 25

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {25[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {25[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {23[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}]

Step with 21

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Acceleration Failed

marked recursive suffix as redundant

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 21[T], 23[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {14[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}]

Step with 21

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {23[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {14[T], 23[T]}, {3[-i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T], 25[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {22[T], 23[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {14[T], 22[T], 23[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T], 25[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 22[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {25[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {25[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {23[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {14[T], 23[T]}, {3[-i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {22[T], 25[T]}, {2[T], 14[T], 23[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Restart

Step with 15

	Trace

	15[T]
	
	Blocked

	[{}, {}]

Step with 14

	Trace

	15[T], 14[(-i > 0)]
	
	Blocked

	[{}, {}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[-i > 0]}]

Step with 14

	Trace

	15[T], 14[(-range+i > 0)]
	
	Blocked

	[{}, {14[-i > 0]}, {}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {14[(-range+i > 0 /\ -i > 0)]}]

Step with 2

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {}]

Step with 3

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}]

Step with 19

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {12[T]}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}]

Step with 3

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}]

Step with 19

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {14[T]}, {3[-range+i < 0], 12[T]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {14[T]}, {3[(-range+i < 0 /\ -i < 0)], 12[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T]}]

Step with 23

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}]

Step with 21

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {21[T], 22[T]}]

Step with 25

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {21[T], 22[T]}, {25[T]}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {21[T], 22[T], 25[T]}]

Step with 2

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 23[T]}]

Step with 22

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 23[T]}, {22[T]}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 23[T]}]

Step with 25

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 23[T]}, {25[T]}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}]

Step with 21

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {21[T], 22[T]}]

Step with 25

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {21[T], 22[T]}, {25[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {21[T], 22[T], 25[T]}]

Step with 2

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {14[T], 25[T]}, {3[-range+i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T], 22[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {21[T], 23[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {21[T], 23[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {21[T], 22[T], 23[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T]}]

Acceleration Failed

marked recursive suffix as redundant

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T], 22[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {22[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {14[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {21[T], 22[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {21[T], 22[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {21[T], 22[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {21[T], 23[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {21[T], 23[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {21[T], 22[T], 23[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {21[T], 22[T], 23[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {21[T], 22[T], 23[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}]

Step with 21

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T]}]

Step with 25

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T]}, {25[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {21[T], 22[T], 25[T]}]

Step with 2

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 22[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}]

Step with 25

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {25[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {14[T], 25[T]}, {3[-range+i < 0]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}]

Step with 21

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {21[T], 22[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {21[T], 23[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {21[T], 23[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {21[T], 22[T], 23[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {14[T], 21[T], 22[T], 23[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}]

Step with 21

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {21[T], 22[T]}]

Step with 2

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {20[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {}, {19[-range+i < 0], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}]

Step with 3

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}]

Step with 19

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 19[(-range+i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[-range+i < 0]}]

Step with 20

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}]

Step with 24

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}]

Step with 11

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}]

Step with 13

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T], 13[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {}, {}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)], 11[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {24[T]}, {13[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)], 24[(1-n4+range-i > 0 /\ -1+n4 >= 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)], 20[(-range+i == 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T]}, {11[T], 24[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)], 3[(-i < 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[-range+i < 0]}, {19[T], 20[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 2[(-range+i <= 0 /\ -i <= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {14[T], 21[T], 22[T], 25[T]}, {3[(-range+i < 0 /\ -i < 0)]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}]

Step with 23

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)], 23[(-1+n1 >= 0 /\ -1+n2 >= 0 /\ -1+n3 >= 0 /\ n1+i >= 0 /\ -n1-(-1+n3)*n1+range-(-1+n3)*n2-i >= 0 /\ 1-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ 1-n2-n1-(-1+n3)*n1+range-(-1+n3)*n2-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 25[T]}, {23[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 21[(-1+n >= 0 /\ 1+range-n-i > 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 23[T], 25[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}]

Step with 22

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)], 22[(-1+n2 >= 0 /\ 1-n2+range-i > 0 /\ range-i >= 0 /\ i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 21[T], 23[T], 25[T]}, {22[T]}]

Covered

	Trace

	15[T], 25[(2-n11-n11*(-1+n31)-n41-(-1+n31)*n22-n22+range-n5 > 0 /\ -1+n11 >= 0 /\ 1-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 >= 0 /\ -1+range >= 0 /\ 1-n41+range-n5 > 0 /\ -1+n41 >= 0 /\ n22*n31+n11*n31+i > 0 /\ n22*n31+n11*n31+i >= 0 /\ -1+n31 >= 0 /\ 1-n11-n11*(-1+n31)-(-1+n31)*n22-n22+range-i > 0 /\ 2-n11-n11*(-1+n31)-n41-(-1+n31)*n22+range-n5 > 0 /\ n11+i >= 0 /\ -n11-n11*(-1+n31)-(-1+n31)*n22+range-i >= 0 /\ 1-n41-n22*n31+range-n11*n31-n5 >= 0 /\ -1+n22 >= 0 /\ -1-n41+i <= 0 /\ -1+n5 >= 0 /\ range-i >= 0 /\ i > 0 /\ i >= 0 /\ n22*n31-range+n11*n31+i >= 0)]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T]}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	15[T]
	
	Blocked

	[{}, {2[T], 14[T], 21[T], 22[T], 23[T], 25[T]}]

Backtrack

	Trace

	Blocked

	[{15[T]}]

Accept

unknown

Build SHA: a05f16bf13df659c382799650051f91bf6828c7b