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

EGTB: draw

# move score
1 Kaa5 draw
2 Kaa7 draw
3 Kab5 draw
4 Kab7 draw
5 Kba5 draw
6 Kba7 draw
7 Kbb5 draw
8 Kbb7 draw
9 Kc6 draw
10 Kc7 draw
11 Kc5 loss in 2 half-moves