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 Kf3 draw
3 Kf4 draw
4 Kg5 loss in 58 half-moves
5 Kh5 loss in 48 half-moves
6 Kh4 loss in 38 half-moves
7 Kg3 loss in 32 half-moves
8 Kh3 loss in 32 half-moves