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 Kd7 draw
6 Na7 draw
7 Nb6 draw
8 Nd6 draw
9 Ne7 draw
10 Kc5 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves