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

EGTB: win in 4 half-moves

# move score
1 Kf6 win in 3 half-moves
2 Kf4 draw
3 Kf5 draw
4 Kg4 draw
5 Kh4 draw
6 Kh5 draw
7 Kg6 loss in 2 half-moves
8 Kh6 loss in 2 half-moves