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

EGTB: draw

# move score
1 Kb4 draw
2 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kb8 draw
6 Kc4 draw
7 Kc6 draw
8 Kc7 draw
9 Kd5 draw
10 Kd6 draw
11 Kd7 draw
12 Kd8 draw
13 Kd4 loss in 2 half-moves