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EGTB: win in 12 half-moves

# move score
1 Rg8 win in 11 half-moves
2 Rd8 draw
3 Re1 draw
4 Re2 draw
5 Re3 draw
6 Rf8 draw
7 Ke5 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Ke7 loss in 2 half-moves
10 Kff5 loss in 2 half-moves
11 Kff7 loss in 2 half-moves
12 Kfg5 loss in 2 half-moves
13 Kfg7 loss in 2 half-moves
14 Kgf5 loss in 2 half-moves
15 Kgf7 loss in 2 half-moves
16 Kgg5 loss in 2 half-moves
17 Kgg7 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Kh6 loss in 2 half-moves
20 Kh7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re6 loss in 2 half-moves
27 Re7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves