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 Kc6 draw
4 Kd5 draw
5 Kd6 draw
6 Kf5 draw
7 Kf6 draw
8 Kg4 draw
9 Kg6 draw
10 Kh4 draw
11 Kh5 draw
12 Kh6 draw
13 Kb4 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kf4 loss in 2 half-moves