Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Ka7 win in 1 half-moves
2 Kd8 win in 1 half-moves
3 Kcb7 draw
4 Kab7 loss in 1 half-moves
5 Kab8 loss in 1 half-moves
6 Kc7 loss in 1 half-moves
7 Kcb8 loss in 1 half-moves
8 Kd7 loss in 1 half-moves