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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kb7 draw
4 Kc7 draw
5 Kd6 draw
6 Kd7 draw
7 Nc8 draw
8 Kc5 loss in 2 half-moves
9 Kd5 loss in 2 half-moves
10 Nb5 loss in 2 half-moves