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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kf5 draw
3 Kg5 loss in 40 half-moves
4 Kg3 loss in 36 half-moves
5 Kh4 loss in 34 half-moves
6 Kh5 loss in 34 half-moves
7 Kh3 loss in 32 half-moves
8 Kf3 loss in 2 half-moves