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

EGTB: win in 22 half-moves

# move score
1 Nb3 win in 21 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kd4 draw
8 Kd5 draw
9 Kd6 draw
10 Nb7 draw
11 Nc4 draw
12 Nc6 draw