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 Nb7 win in 5 half-moves
3 Kd6 draw
4 Kd7 draw
5 Kd8 draw
6 Ke6 draw
7 Kf7 draw
8 Kf8 draw
9 Nc4 draw
10 Nc6 draw
11 Ke8 loss in 4 half-moves
12 Kf6 loss in 2 half-moves