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 Kd4 win in 1 half-moves
3 Kd5 win in 1 half-moves
4 Kf6 win in 1 half-moves
5 Kd6 loss in 1 half-moves
6 Ke4 loss in 1 half-moves
7 Ke6 loss in 1 half-moves
8 Kf4 loss in 1 half-moves
9 Kf5 loss in 1 half-moves