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

EGTB: win in 2 half-moves

# move score
1 g7 win in 1 half-moves
2 Kb8 draw
3 Kc7 draw
4 Kd8 draw
5 Kb7 loss in 2 half-moves
6 Kd7 loss in 2 half-moves