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

EGTB: win in 36 half-moves

# move score
1 Kb6 win in 35 half-moves
2 Kc6 draw
3 Kd7 draw
4 Nb6 draw
5 Kb7 loss in 16 half-moves
6 Kb8 loss in 16 half-moves
7 Kc8 loss in 16 half-moves
8 Kd8 loss in 8 half-moves
9 Kd6 loss in 2 half-moves