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 Ra5 draw
3 Rb5 draw
4 Rg1 draw
5 Rg2 draw
6 Rg3 draw
7 Rg4 draw
8 Kg4 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh6 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Rd5 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rg6 loss in 2 half-moves
17 Rg7 loss in 2 half-moves