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

EGTB: draw

# move score
1 Ka5 draw
2 Ka7 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kc2 draw
9 Kc4 draw
10 Kd2 draw
11 Kd3 draw
12 Kd4 draw
13 Kb7 loss in 2 half-moves