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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kg5 draw
5 Kh5 draw
6 Kh6 draw
7 Kg7 loss in 48 half-moves
8 Kh7 loss in 48 half-moves