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

EGTB: draw

# move score
1 Kb4 draw
2 Kb5 draw
3 Kb6 draw
4 Kc4 draw
5 Kc6 draw
6 Kd4 draw
7 Kd5 draw
8 Kd6 draw
9 Ke1 draw
10 Ke2 draw
11 Kf2 draw
12 Kg1 draw
13 Kg2 loss in 2 half-moves