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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kg5 win in 5 half-moves
3 Kg6 win in 5 half-moves
4 Kc7 win in 7 half-moves
5 Kd7 win in 7 half-moves
6 Kgf7 win in 7 half-moves
7 Kgg7 win in 7 half-moves
8 Kh7 win in 7 half-moves
9 Kb8 win in 9 half-moves
10 Kd8 win in 9 half-moves
11 Kf8 win in 9 half-moves
12 Kff7 win in 9 half-moves
13 Kfg7 win in 9 half-moves
14 Kh8 win in 9 half-moves
15 Ke6 win in 11 half-moves
16 Ke7 win in 11 half-moves
17 Ke5 loss in 2 half-moves
18 Kf5 loss in 2 half-moves