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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kc1 win in 1 half-moves
3 Kc2 win in 1 half-moves
4 Kd2 win in 1 half-moves
5 Kd8 win in 1 half-moves
6 Kb7 loss in 2 half-moves
7 Kc7 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke1 loss in 1 half-moves
10 Ke2 loss in 1 half-moves