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 Kb3 draw
5 Kb4 draw
6 Kb5 draw
7 Kb7 draw
8 Kc4 draw
9 Kc5 draw
10 Kc6 draw
11 Kc7 draw
12 Kb2 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd3 loss in 2 half-moves
16 Kd4 loss in 2 half-moves