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

EGTB: win in 4 half-moves

# move score
1 Nb7 win in 3 half-moves
2 Kd7 draw
3 Ke7 draw
4 Kf5 draw
5 Kf6 draw
6 Kf7 draw
7 Nc4 draw
8 Nc8 draw
9 Ne8 draw
10 Nf7 draw
11 Kd5 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Nb5 loss in 2 half-moves
14 Ne4 loss in 2 half-moves
15 Nf5 loss in 2 half-moves