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EGTB: win in 12 half-moves

# move score
1 Rg7 win in 11 half-moves
2 Kf1 draw
3 Kf2 draw
4 Kf3 draw
5 Rb3 draw
6 Rb4 draw
7 Rb5 draw
8 Rb8 draw
9 Rc7 draw
10 Rd7 draw
11 Re7 draw
12 Rf7 draw
13 Rh7 draw
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd3 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Kg4 loss in 2 half-moves
20 Kg5 loss in 2 half-moves
21 Kg6 loss in 2 half-moves
22 Kh4 loss in 2 half-moves
23 Kh6 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rb1 loss in 2 half-moves
26 Rb2 loss in 2 half-moves
27 Rb6 loss in 2 half-moves