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

EGTB: draw

# move score
1 Ka2 draw
2 Ka4 draw
3 Kab2 draw
4 Kab3 draw
5 Kab4 draw
6 Kc2 draw
7 Kc4 draw
8 Kcb2 draw
9 Kcb4 draw
10 Kd2 draw
11 Kd3 draw
12 Kd4 draw
13 Kcb3 loss in 4 half-moves