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

EGTB: draw

# move score
1 Kb7 draw
2 Kb8 draw
3 Kc7 draw
4 Kd2 draw
5 Kd3 draw
6 Kd4 draw
7 Kd7 draw
8 Kd8 draw
9 Ke2 draw
10 Ke4 draw
11 Kf4 draw
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves