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

EGTB: draw

# move score
1 Rg2 draw
2 Rg3 draw
3 Rg4 draw
4 Kg6 loss in 6 half-moves
5 Rh7 loss in 4 half-moves
6 Ke6 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Rg1 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg8 loss in 2 half-moves