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 Kg2 draw
3 Kh2 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Rg7 draw
8 Rf1 loss in 10 half-moves
9 Ra1 loss in 2 half-moves
10 Rb1 loss in 2 half-moves
11 Rc1 loss in 2 half-moves
12 Rd1 loss in 2 half-moves
13 Re1 loss in 2 half-moves
14 Rg5 loss in 2 half-moves
15 Rg6 loss in 2 half-moves