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

EGTB: draw

# move score
1 Ka3 draw
2 Ka4 draw
3 Ka5 draw
4 Kbb5 draw
5 Kbc5 draw
6 Kcb5 draw
7 Kcc5 draw
8 Kd3 draw
9 Kd4 draw
10 Kd5 draw
11 Kbb3 loss in 2 half-moves
12 Kbc3 loss in 2 half-moves
13 Kcb3 loss in 2 half-moves
14 Kcc3 loss in 2 half-moves