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 Kc5 draw
4 Kc6 draw
5 Kc7 draw
6 Kd5 draw
7 Kd7 draw
8 Ke6 draw
9 Ke7 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves