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

EGTB: draw

# move score
1 Ka5 draw
2 Ka6 draw
3 Ka7 draw
4 Kb5 draw
5 Kb7 draw
6 Kc3 draw
7 Kc5 draw
8 Kc6 draw
9 Kc7 draw
10 Kd4 draw
11 Ke3 draw
12 Ke4 draw
13 Kc2 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Ke2 loss in 2 half-moves