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 Kc3 draw
4 Kc4 draw
5 Kc7 draw
6 Kd4 draw
7 Kd7 draw
8 Kd8 draw
9 Ke3 draw
10 Ke4 draw
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ke2 loss in 2 half-moves