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

EGTB: win in 10 half-moves

# move score
1 Kb7 win in 9 half-moves
2 Kb8 win in 9 half-moves
3 Kc8 win in 9 half-moves
4 Kd7 win in 9 half-moves
5 Kd8 win in 9 half-moves
6 Kc6 win in 11 half-moves
7 Kd6 win in 11 half-moves
8 Nb7 win in 11 half-moves
9 Nc6 win in 11 half-moves
10 Kb6 win in 13 half-moves
11 Nb3 win in 13 half-moves
12 Nc4 loss in 2 half-moves