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

EGTB: win in 2 half-moves

# move score
1 g5 win in 1 half-moves
2 Kg6 loss in 2 half-moves
3 Kg8 loss in 2 half-moves
4 Kh6 loss in 2 half-moves
5 Kh8 loss in 2 half-moves
6 Kf6 loss in 1 half-moves
7 Kf7 loss in 1 half-moves
8 Kf8 loss in 1 half-moves
9 Kh7 loss in 1 half-moves