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

EGTB: win in 2 half-moves

# move score
1 Kh5 win in 1 half-moves
2 Kh6 win in 1 half-moves
3 Kh7 win in 1 half-moves
4 Kf6 loss in 48 half-moves
5 Kg5 loss in 48 half-moves
6 Kg7 loss in 48 half-moves
7 Kf5 loss in 44 half-moves
8 Kf7 loss in 44 half-moves