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

EGTB: win in 6 half-moves

# move score
1 Kb4 win in 5 half-moves
2 Kb5 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Nf4 win in 7 half-moves
5 Kc4 win in 9 half-moves
6 Kc6 win in 9 half-moves
7 Kd4 win in 11 half-moves
8 Ne7 win in 11 half-moves
9 Kd6 win in 15 half-moves
10 Kd5 win in 17 half-moves
11 Ne5 draw
12 Nf8 draw
13 Nh4 draw
14 Nh8 draw