C = C, D, F, I
R = C, D, E, F, H, I
J = B, C, D, E, F, H, I
4
6
7
C = A, C, D, G, H, I
R = A, C, E, F, G, I
J = A, C, D, E, G, H, I
C = A, B, C, D, E, F, G, H, I
R = A, B, C, D, E, F, G, H, I
J = A, B, C, D, E, F, G, H, I
9
R = A, B, C, E, F, G
J = A, B, C, D, E, F, G, H
8
C = C, D, E, G, I
R = C, D, H, I
J = A, I
5
2
C = A, B, C, D, F, G, H, I
R = A, B, C, D, E, G, H, I
J = A, B, C, D, F, G, H, I
C = A, B, C, E, F, G, H, I
J = B, E, I
3
C = A, B, D, E, F, G, H, I
R = A, B, C, D, F, G, H, I
C = A, B, C, D, E, F, G, H
R = A, B, C, D, E, F, G, H
J = A, B, C, E, F, G, H
C = A, B, E, F, H
R = A, B, D, E, F, G, H, I
C = A, B, C, D, E, G
R = A, B, C, D, E, G
R = A, B, D, E, F, H, I
J = A, B, D, E, F, G, I
C = B, C, E, F, H, I
R = B, C, F, G, H, I
J = C, D, E, F, G, H, I