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 Kc5 draw
5 Kd5 draw
6 Kd6 draw
7 Kd7 draw
8 Na6 draw
9 Nb5 draw
10 Nd5 draw
11 Ne6 draw
12 Ne8 draw
13 Na8 loss in 1 half-moves