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

EGTB: draw

# move score
1 Kb1 draw
2 Kb2 draw
3 Kb7 draw
4 Kb8 draw
5 Kc1 draw
6 Kc3 draw
7 Kc7 draw
8 Kd1 draw
9 Kd2 draw
10 Kd3 draw
11 Kd7 draw
12 Kd8 draw
13 Kb3 loss in 2 half-moves