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 Kf7 draw
3 Kf8 draw
4 Kg7 draw
5 Kh8 loss in 4 half-moves
6 Kh7 loss in 2 half-moves