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

EGTB: draw

# move score
1 Ka2 draw
2 Ka4 draw
3 Kb2 draw
4 Kb3 draw
5 Kb4 draw
6 Kb5 draw
7 Kb6 draw
8 Kb7 draw
9 Kc7 draw
10 Kd7 draw
11 Kc5 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves