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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Ke6 draw
3 Ke7 draw
4 Kf6 draw
5 Kg7 loss in 50 half-moves
6 Kf8 loss in 30 half-moves
7 Kg8 loss in 26 half-moves
8 Ke8 loss in 22 half-moves