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

EGTB: win in 4 half-moves

# move score
1 Ke5 win in 3 half-moves
2 Ke6 draw
3 Ke7 draw
4 Kf5 draw
5 Kf7 draw
6 Kg5 draw
7 Kg6 loss in 48 half-moves
8 Kg7 loss in 48 half-moves