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

EGTB: win in 6 half-moves

# move score
1 Nb7 win in 5 half-moves
2 Kd7 draw
3 Kd8 draw
4 Kf7 draw
5 Kf8 draw
6 Nb3 draw
7 Nc4 draw
8 Ke7 loss in 4 half-moves
9 Nc6 loss in 2 half-moves