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EGTB: win in 12 half-moves

# move score
1 Rg8 win in 11 half-moves
2 Kc6 draw
3 Kc7 draw
4 Kd7 draw
5 Ke7 draw
6 Ra5 draw
7 Rg1 draw
8 Rg6 draw
9 Rg7 draw
10 Kc5 loss in 2 half-moves
11 Kd5 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Rf5 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rh5 loss in 2 half-moves