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EGTB: win in 12 half-moves

# move score
1 Rb7 win in 11 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb6 draw
5 Rb8 draw
6 Rc3 draw
7 Rd3 draw
8 Re3 draw
9 Rf3 draw
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kfg6 loss in 2 half-moves
16 Kfg7 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Kh5 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Khg6 loss in 2 half-moves
22 Khg7 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves