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

EGTB: win in 22 half-moves

# move score
1 Ke6 win in 21 half-moves
2 Kgf5 win in 21 half-moves
3 Nf7 win in 21 half-moves
4 Kff5 win in 23 half-moves
5 Kgg5 win in 23 half-moves
6 Ke5 win in 27 half-moves
7 Ke7 win in 27 half-moves
8 Kff7 win in 27 half-moves
9 Kgf7 win in 27 half-moves
10 Kfg5 win in 29 half-moves
11 Kh5 win in 29 half-moves
12 Kh6 win in 29 half-moves
13 Kgg7 win in 31 half-moves
14 Kfg7 win in 33 half-moves
15 Kh7 win in 33 half-moves