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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Ka6 draw
3 Kb6 draw
4 Kc7 draw
5 Ka7 loss in 50 half-moves
6 Kc8 loss in 38 half-moves
7 Ka8 loss in 36 half-moves
8 Kb8 loss in 36 half-moves