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

EGTB: win in 4 half-moves

# move score
1 Ke8 win in 3 half-moves
2 Kf6 loss in 26 half-moves
3 Kg6 loss in 20 half-moves
4 Kg7 loss in 18 half-moves
5 Kf8 loss in 14 half-moves
6 Kg8 loss in 14 half-moves
7 Ke6 loss in 2 half-moves
8 Ke7 loss in 2 half-moves