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

EGTB: draw

# move score
1 Kaa3 draw
2 Kaa5 draw
3 Kab3 draw
4 Kab5 draw
5 Kbb3 draw
6 Kbb5 draw
7 Kc3 draw
8 Kc5 draw
9 Kba3 loss in 6 half-moves
10 Kba5 loss in 6 half-moves
11 Kc4 loss in 4 half-moves