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

EGTB: win in 2 half-moves

# move score
1 Kf4 win in 1 half-moves
2 Kf5 win in 1 half-moves
3 Kf6 win in 1 half-moves
4 Kh4 loss in 18 half-moves
5 Kh5 loss in 18 half-moves
6 Kh6 loss in 16 half-moves
7 Kg4 loss in 2 half-moves
8 Kg6 loss in 2 half-moves