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

EGTB: draw

# move score
1 Ka1 draw
2 Ka3 draw
3 Kb1 draw
4 Kb2 draw
5 Kb3 draw
6 Kb6 draw
7 Kc5 draw
8 Kd5 draw
9 Kd6 draw
10 Kb5 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves