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

EGTB: win in 4 half-moves

# move score
1 K7e8 win in 3 half-moves
2 K8e8 win in 3 half-moves
3 K7g7 draw
4 K7g8 draw
5 K8g7 draw
6 K8g8 draw
7 Kf6 draw
8 Kg6 draw
9 K7e7 loss in 2 half-moves
10 K8e7 loss in 2 half-moves
11 Ke6 loss in 2 half-moves