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 Kg5 win in 3 half-moves
3 Kh5 win in 3 half-moves
4 Kf3 loss in 40 half-moves
5 Kf4 loss in 40 half-moves
6 Kg3 loss in 34 half-moves
7 Kh3 loss in 34 half-moves
8 Kh4 loss in 34 half-moves