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 Kc6 draw
3 Kc7 draw
4 Kd6 draw
5 Ke7 draw
6 Ke8 draw
7 Nb7 draw
8 Nc4 draw
9 Nc6 draw
10 Kd8 loss in 22 half-moves
11 Kc8 loss in 18 half-moves
12 Ke6 loss in 2 half-moves