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

EGTB: win in 4 half-moves

# move score
1 Kh3 win in 3 half-moves
2 Kf4 loss in 54 half-moves
3 Kf5 loss in 50 half-moves
4 Kg5 loss in 50 half-moves
5 Kh4 loss in 50 half-moves
6 Kh5 loss in 48 half-moves
7 Kf3 loss in 2 half-moves
8 Kg3 loss in 2 half-moves