0: IF a(15,9)=0 & a(16,3)=1 & a(4,1)=0 & a(4,2)=0 & a(4,4)=1 & a(4,5)=0 THEN y=1
1: IF a(15,9)=0 & a(16,3)=1 & a(4,1)=0 & a(4,2)=0 & a(4,4)=0 & a(4,5)=0 THEN y=1
2: IF a(10,2)=0 & a(12,2)=0 & a(14,3)=0 & a(16,3)=1 & a(4,5)=1 & a(7,2)=0 THEN y=1
3: IF a(10,2)=1 & a(12,2)=0 & a(14,3)=0 & a(16,3)=1 & a(4,5)=1 & a(7,2)=0 THEN y=1
4: IF a(12,1)=1 & a(14,3)=0 & a(15,1)=1 & a(16,3)=0 & a(3,5)=1 & a(4,5)=1 THEN y=1
5: IF a(12,1)=1 & a(14,3)=0 & a(15,1)=1 & a(16,3)=0 & a(3,5)=0 & a(4,5)=1 THEN y=1
6: IF a(10,2)=0 & a(16,3)=1 & a(4,1)=0 & a(4,2)=1 & a(4,5)=0 & a(9,2)=1 THEN y=0
7: IF a(12,1)=1 & a(15,9)=1 & a(16,3)=1 & a(4,1)=0 & a(4,2)=0 & a(4,5)=0 THEN y=1
8: IF a(12,1)=0 & a(15,9)=1 & a(16,3)=1 & a(4,1)=0 & a(4,2)=0 & a(4,5)=0 THEN y=0
9: IF a(10,2)=0 & a(16,3)=1 & a(4,1)=0 & a(4,2)=1 & a(4,5)=0 & a(9,2)=0 THEN y=0
10: IF a(12,1)=1 & a(14,3)=0 & a(15,1)=1 & a(16,3)=0 & a(4,5)=1 THEN y=1
11: IF a(12,2)=0 & a(14,3)=0 & a(16,3)=1 & a(4,5)=1 & a(7,2)=1 THEN y=1
12: IF a(10,2)=1 & a(16,3)=1 & a(4,1)=0 & a(4,2)=1 & a(4,5)=0 THEN y=0
13: IF a(10,2)=1 & a(12,2)=1 & a(14,3)=0 & a(16,3)=1 & a(4,5)=1 THEN y=1
14: IF a(10,2)=0 & a(12,2)=1 & a(14,3)=0 & a(16,3)=1 & a(4,5)=1 THEN y=1
15: IF a(16,3)=1 & a(4,1)=0 & a(4,2)=1 & a(4,5)=0 THEN y=0
16: IF a(14,3)=0 & a(16,3)=1 & a(4,5)=1 THEN y=1
17: IF a(16,3)=1 & a(4,1)=1 & a(4,5)=0 THEN y=0
18: IF a(16,3)=1 & a(4,5)=0 THEN y=1
19: IF a(4,5)=0 THEN y=0
20: IF a(4,5)=1 THEN y=0
