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

EGTB: draw

# move score
1 Rg8 draw
2 Ra8 loss in 4 half-moves
3 Rb8 loss in 4 half-moves
4 Rc8 loss in 4 half-moves
5 Rd8 loss in 4 half-moves
6 Kg7 loss in 2 half-moves
7 Kg8 loss in 2 half-moves
8 Kh7 loss in 2 half-moves
9 Re4 loss in 2 half-moves
10 Re5 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Re7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Re1 loss in 1 half-moves
15 Re2 loss in 1 half-moves
16 Re3 loss in 1 half-moves