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

EGTB: win in 4 half-moves

# move score
1 K7d7 win in 3 half-moves
2 K7d8 win in 3 half-moves
3 Kd6 win in 3 half-moves
4 K7f7 draw
5 K7f8 draw
6 K8f7 draw
7 K8f8 draw
8 Ke6 draw
9 Kf6 draw
10 K8d7 loss in 2 half-moves
11 K8d8 loss in 2 half-moves