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

EGTB: win in 2 half-moves

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