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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kb7 win in 3 half-moves
4 Kd8 win in 3 half-moves
5 Ke6 win in 3 half-moves
6 Ked6 win in 3 half-moves
7 Ked7 win in 3 half-moves
8 Kee8 win in 3 half-moves
9 Kef7 win in 3 half-moves
10 Kf6 win in 3 half-moves
11 Kfe8 win in 3 half-moves
12 Kff7 win in 3 half-moves
13 Kg7 win in 3 half-moves
14 Kg8 win in 3 half-moves
15 Kcd6 win in 7 half-moves
16 Kc7 win in 9 half-moves
17 Kcd7 win in 9 half-moves
18 Kc5 loss in 2 half-moves
19 Kd5 loss in 2 half-moves