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 Kc5 draw
4 Kc8 draw
5 Kcc7 draw
6 Kcd7 draw
7 Kd5 draw
8 Kd6 draw
9 Kdc7 draw
10 Kdd7 draw
11 Ke7 draw
12 Ke8 draw
13 Kb5 loss in 2 half-moves