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

EGTB: win in 4 half-moves

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