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 Nh4 win in 5 half-moves
3 Kf4 win in 7 half-moves
4 Kf5 win in 7 half-moves
5 Kf6 win in 7 half-moves
6 Kgg4 win in 7 half-moves
7 Kgh4 win in 7 half-moves
8 Khg4 win in 7 half-moves
9 Khh4 win in 7 half-moves
10 Ne5 win in 7 half-moves
11 Ne7 win in 9 half-moves
12 Nf8 win in 13 half-moves
13 Khh6 win in 17 half-moves
14 Kgh6 win in 21 half-moves
15 Nh8 win in 21 half-moves