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

EGTB: draw

# move score
1 Kaa4 draw
2 Kaa6 draw
3 Kab6 draw
4 Kba4 draw
5 Kba6 draw
6 Kbb6 draw
7 Kab4 loss in 2 half-moves
8 Kbb4 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kc5 loss in 2 half-moves
11 Kc6 loss in 2 half-moves