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

EGTB: win in 4 half-moves

# move score
1 Nb3 win in 3 half-moves
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Kd7 draw
10 Nb5 draw
11 Ne6 draw
12 Nc2 loss in 2 half-moves
13 Ne2 loss in 2 half-moves
14 Nf3 loss in 2 half-moves
15 Nf5 loss in 2 half-moves