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

EGTB: draw

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