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

EGTB: draw

# move score
1 Ka4 draw
2 Ka6 draw
3 Kb4 draw
4 Kd2 draw
5 Kd3 draw
6 Kd4 draw
7 Ke2 draw
8 Ke4 draw
9 Kf2 draw
10 Kf3 draw
11 Kf4 draw
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves