Move a black piece. FROM TO A7 A5, A6 B7 B5, B6 B8 A6, C6 C7 C5, C6 D7 D5, D6 E7 C6, D5, F5, G6, G8 F7 F5, F6 G7 G5, G6 H7 H5, H6 H8 G8