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

EGTB: win in 4 half-moves

# move score
1 Kaa6 win in 3 half-moves
2 Kba6 win in 3 half-moves
3 Kaa8 draw
4 Kab8 draw
5 Kba8 draw
6 Kbb8 draw
7 Kc7 draw
8 Kc8 draw
9 Kab6 loss in 2 half-moves
10 Kbb6 loss in 2 half-moves
11 Kc6 loss in 2 half-moves