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

EGTB: draw

# move score
1 Kb5 draw
2 Kb6 draw
3 Kc2 draw
4 Kc3 draw
5 Kc5 draw
6 Kd2 draw
7 Kd4 draw
8 Kd6 draw
9 Ke2 draw
10 Ke3 draw
11 Ke4 draw
12 Kc4 loss in 4 half-moves
13 Kd5 loss in 4 half-moves
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves