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

EGTB: win in 4 half-moves

# move score
1 Nf4 win in 3 half-moves
2 Ke5 win in 7 half-moves
3 Ke6 win in 7 half-moves
4 Ke7 win in 7 half-moves
5 Kgf7 win in 7 half-moves
6 Ne5 win in 7 half-moves
7 Nf8 win in 7 half-moves
8 Kf5 win in 9 half-moves
9 Ne7 win in 9 half-moves
10 Kh6 win in 15 half-moves
11 Nh4 win in 15 half-moves
12 Kff7 win in 17 half-moves
13 Kf8 win in 21 half-moves
14 Kg5 win in 21 half-moves
15 Kg8 win in 23 half-moves
16 Nh8 win in 25 half-moves
17 Kh7 win in 27 half-moves
18 Kh8 win in 29 half-moves