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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Rg1 draw
3 Rg2 draw
4 Rh7 draw
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Kee7 loss in 2 half-moves
9 Kef8 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kfe7 loss in 2 half-moves
12 Kff8 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg4 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rg8 loss in 2 half-moves