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 Kf6 draw
3 Kf7 draw
4 Kf8 draw
5 Kg6 draw
6 Nc6 draw
7 Kh6 loss in 6 half-moves
8 Kh7 loss in 6 half-moves
9 Kg8 loss in 4 half-moves
10 Kh8 loss in 4 half-moves
11 Nb3 loss in 2 half-moves
12 Nc4 loss in 2 half-moves