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 Kba2 draw
6 Kba4 draw
7 Kbb2 draw
8 Kbb4 draw
9 Kc2 draw
10 Kc3 draw
11 Kc4 loss in 2 half-moves