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

EGTB: draw

# move score
1 g8=K draw
2 Kb7 draw
3 Kd6 draw
4 Kd8 draw
5 Kc8 loss in 8 half-moves
6 Kb8 loss in 4 half-moves
7 g8=B loss in 2 half-moves
8 g8=N loss in 2 half-moves
9 g8=Q loss in 2 half-moves
10 g8=R loss in 2 half-moves
11 Kb6 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kd7 loss in 2 half-moves