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

EGTB: win in 2 half-moves

# move score
1 Kf2 win in 1 half-moves
2 Kf3 win in 1 half-moves
3 Kf4 win in 1 half-moves
4 Kh2 loss in 10 half-moves
5 Kh3 loss in 8 half-moves
6 Kh4 loss in 8 half-moves
7 Kg2 loss in 2 half-moves
8 Kg4 loss in 2 half-moves