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

EGTB: draw

# move score
1 Kb6 draw
2 Kb7 draw
3 Kc6 draw
4 Kd6 draw
5 Kd7 draw
6 Kd8 draw
7 Kc8 loss in 24 half-moves
8 Kb8 loss in 20 half-moves
9 Nb6 loss in 2 half-moves