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 Ke5 draw
3 Ke6 draw
4 Kf6 draw
5 Kg6 draw
6 Nc6 draw
7 Ne6 draw
8 Nf7 draw
9 Ke4 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves