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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Kf8 win in 3 half-moves
3 Kd6 draw
4 Kd7 draw
5 Kd8 draw
6 Ke6 draw
7 Ke8 draw
8 Kf6 loss in 2 half-moves