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

EGTB: win in 2 half-moves

# move score
1 Ke7 win in 1 half-moves
2 Kg7 win in 1 half-moves
3 Ke6 loss in 50 half-moves
4 Kf6 loss in 48 half-moves
5 Kg6 loss in 48 half-moves
6 Ke8 loss in 46 half-moves
7 Kf8 loss in 44 half-moves
8 Kg8 loss in 42 half-moves