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 Kc5 draw
3 Kc6 draw
4 Ke6 draw
5 Nc4 draw
6 Nc6 draw
7 Nb7 loss in 24 half-moves
8 Kc7 loss in 22 half-moves
9 Kd7 loss in 22 half-moves
10 Ke7 loss in 20 half-moves
11 Kd5 loss in 18 half-moves
12 Ke5 loss in 2 half-moves