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