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 Kd1 win in 1 half-moves
3 Kd2 win in 1 half-moves
4 Kf1 win in 1 half-moves
5 Kb7 loss in 2 half-moves
6 Kb8 loss in 2 half-moves
7 Ke2 loss in 1 half-moves
8 Kf2 loss in 1 half-moves