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EGTB: win in 12 half-moves

# move score
1 Rg8 win in 11 half-moves
2 Rf8 win in 17 half-moves
3 Kf4 draw
4 Kg4 draw
5 Kh4 draw
6 Ra1 draw
7 Ra2 draw
8 Ra4 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rh8 draw
13 Kb5 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Kg2 loss in 2 half-moves
24 Kh2 loss in 2 half-moves
25 Kh3 loss in 2 half-moves
26 Ra3 loss in 2 half-moves
27 Ra5 loss in 2 half-moves
28 Ra6 loss in 2 half-moves
29 Ra7 loss in 2 half-moves
30 Rb8 loss in 2 half-moves