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

EGTB: draw

# move score
1 g7 draw
2 Kb7 draw
3 Kc7 draw
4 Kd6 draw
5 Kd7 draw
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kd5 loss in 2 half-moves