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

EGTB: win in 4 half-moves

# move score
1 K8c7 win in 3 half-moves
2 K8c8 win in 3 half-moves
3 K7a7 draw
4 K7a8 draw
5 K7c8 draw
6 K8a7 draw
7 K8a8 draw
8 Ka6 draw
9 Kb6 draw
10 K7c7 loss in 2 half-moves
11 Kc6 loss in 2 half-moves