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

EGTB: draw

# move score
1 Ka4 draw
2 Ka5 draw
3 Kb4 draw
4 Kbc5 draw
5 Kd4 draw
6 Kd6 draw
7 Kdc4 draw
8 Kdc5 draw
9 Kdc6 draw
10 Ke4 draw
11 Ke5 draw
12 Ke6 draw
13 Ka6 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kbc4 loss in 2 half-moves
16 Kbc6 loss in 2 half-moves