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

EGTB: win in 4 half-moves

# move score
1 Ked7 win in 3 half-moves
2 Kc5 draw
3 Kc7 draw
4 Kd5 draw
5 Kd8 draw
6 Kdd7 draw
7 Kde7 draw
8 Kc6 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Kee7 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kf8 loss in 2 half-moves
13 Ke5 loss in 1 half-moves