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

EGTB: draw

# move score
1 Ka3 draw
2 Kb3 draw
3 Kb4 draw
4 Kc2 draw
5 Kc3 draw
6 Kc4 draw
7 Kd2 draw
8 Kd4 draw
9 Ke2 draw
10 Ke3 draw
11 Ke4 draw
12 Ka5 loss in 2 half-moves
13 Kb5 loss in 2 half-moves