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

EGTB: draw

# move score
1 Kb7 draw
2 Kc8 draw
3 Kd7 draw
4 Kd8 draw
5 Nb6 draw
6 Kb8 loss in 16 half-moves
7 Kb6 loss in 14 half-moves
8 Kd6 loss in 14 half-moves
9 Kc6 loss in 12 half-moves