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 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Kg1 draw
6 Kg3 draw
7 Kh3 draw
8 Nb7 draw
9 Kh1 loss in 10 half-moves
10 Kh2 loss in 10 half-moves
11 Nc4 loss in 2 half-moves
12 Nc6 loss in 2 half-moves