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

EGTB: draw

# move score
1 Ka6 draw
2 Ka7 draw
3 Ka8 draw
4 Kb6 draw
5 Kb8 draw
6 Kc4 draw
7 Kc6 draw
8 Kc7 draw
9 Kc8 draw
10 Kd5 draw
11 Ke4 draw
12 Ke5 draw
13 Kc3 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Ke3 loss in 2 half-moves