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

EGTB: draw

# move score
1 g5 draw
2 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Kb7 loss in 4 half-moves
6 Kc8 loss in 4 half-moves
7 Kb6 loss in 2 half-moves
8 Kb8 loss in 2 half-moves
9 Kc6 loss in 2 half-moves