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

EGTB: draw

# move score
1 Kaa2 draw
2 Kaa4 draw
3 Kab2 draw
4 Kab4 draw
5 Kbb2 draw
6 Kbb4 draw
7 Kc2 draw
8 Kc4 draw
9 Kba2 loss in 6 half-moves
10 Kba4 loss in 6 half-moves
11 Kc3 loss in 4 half-moves