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

EGTB: win in 4 half-moves

# move score
1 Kef7 win in 3 half-moves
2 Kf8 draw
3 Kfe7 draw
4 Kff7 draw
5 Kg5 draw
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Kee7 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Ke5 loss in 1 half-moves
13 Kf5 loss in 1 half-moves