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

EGTB: draw

# move score
1 Kaa1 draw
2 Kaa3 draw
3 Kab1 draw
4 Kab3 draw
5 Kba1 draw
6 Kba3 draw
7 Kbb1 draw
8 Kbb3 draw
9 Kc1 draw
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves