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 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kc3 draw
7 Kc4 draw
8 Kd3 draw
9 Ke3 draw
10 Ke4 draw
11 Ke5 draw
12 Kc5 loss in 2 half-moves
13 Kd5 loss in 2 half-moves