ax8 bx2 ex4 fx8 cx2 dx4 gx2 hx8 A D C E B F I c G H c b b
1 f f A f g f h h 2 F h E 3 h h h h H I G h
4 C B c b c b 5 C B I a a a a G a a c c a a H b
6 C B e F J e e H e I d 7 D d C d B E d F I G H
8 A D C B E F I G H
