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 Kd3 draw
4 Kd4 draw
5 Kd5 draw
6 Kd7 draw
7 Kd8 draw
8 Ke3 draw
9 Kf3 draw
10 Kc7 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves