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 Kb6 draw
7 Kb7 draw
8 Kc6 draw
9 Kc8 draw
10 Kd7 draw
11 Kd8 draw
12 Kb8 loss in 4 half-moves
13 Kd6 loss in 2 half-moves