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

EGTB: draw

# move score
1 Kb3 draw
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kc5 draw
8 Kc6 draw
9 Kc8 draw
10 Kd4 draw
11 Kd5 draw
12 Kd6 draw
13 Kd7 draw
14 Kd8 draw
15 Kc3 loss in 2 half-moves
16 Kd3 loss in 2 half-moves