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

EGTB: win in 4 half-moves

# move score
1 Nb8 win in 3 half-moves
2 Kd5 draw
3 Kd6 draw
4 Ke6 draw
5 Kf4 draw
6 Kf5 draw
7 Kf6 draw
8 Nb6 draw
9 Nf6 draw
10 Nf8 draw
11 Kd4 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Nc5 loss in 2 half-moves