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

EGTB: win in 2 half-moves

# move score
1 Rg8 win in 1 half-moves
2 Ra3 draw
3 Rb3 draw
4 Rc3 draw
5 Rg4 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Ka5 loss in 2 half-moves
10 Ka7 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Rd3 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg2 loss in 2 half-moves
23 Rh3 loss in 2 half-moves