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EGTB: win in 12 half-moves

# move score
1 Rg7 win in 11 half-moves
2 Rg8 win in 15 half-moves
3 Ke3 draw
4 Ke4 draw
5 Ke5 draw
6 Ra1 draw
7 Rb1 draw
8 Re1 draw
9 Rg4 draw
10 Rg5 draw
11 Rg6 draw
12 Kb7 loss in 2 half-moves
13 Kb8 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kd3 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd7 loss in 2 half-moves
21 Kd8 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh1 loss in 2 half-moves