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 Ke6 win in 3 half-moves
3 Kc7 loss in 28 half-moves
4 Kc8 loss in 9 half-moves
5 Kd8 loss in 6 half-moves
6 Kc6 loss in 5 half-moves
7 Kd6 loss in 4 half-moves
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves