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

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Kd7 win in 1 half-moves
3 Kf7 win in 1 half-moves
4 Kg7 win in 1 half-moves
5 Kg8 win in 1 half-moves
6 Kc8 loss in 2 half-moves
7 Kde7 loss in 2 half-moves
8 Kde8 loss in 2 half-moves
9 Kfe7 loss in 1 half-moves
10 Kfe8 loss in 1 half-moves