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 Kc6 draw
4 Kc8 draw
5 Kd7 draw
6 Kd8 draw
7 Kg3 draw
8 Kg4 draw
9 Kg5 draw
10 Kh3 draw
11 Kh5 draw
12 Kb6 loss in 2 half-moves
13 Kd6 loss in 2 half-moves