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 Kg3 draw
3 Kg4 draw
4 Kg5 draw
5 Kh3 draw
6 Kh5 draw
7 Re6 draw
8 Rg4 draw
9 Rg5 draw
10 Rh6 loss in 8 half-moves
11 Rf6 loss in 4 half-moves
12 Ra6 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rg1 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg7 loss in 2 half-moves
18 Rc6 loss in 1 half-moves
19 Rd6 loss in 1 half-moves