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 Kc7 draw
3 Kc8 draw
4 Kb6 loss in 24 half-moves
5 Ka6 loss in 16 half-moves
6 Ka7 loss in 16 half-moves
7 Ka8 loss in 16 half-moves
8 Kb8 loss in 16 half-moves