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

EGTB: draw

# move score
1 Ka5 draw
2 Ka7 draw
3 Kab6 draw
4 Kab7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Kd7 draw
10 b4 loss in 4 half-moves
11 Kcb7 loss in 4 half-moves
12 Kcb6 loss in 3 half-moves