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EGTB: win in 12 half-moves

# move score
1 Rb7 win in 11 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kd6 draw
8 Kd7 draw
9 Ke7 draw
10 Kf6 draw
11 Kf7 draw
12 Ra7 draw
13 Rc7 draw
14 Re7 draw
15 Rg1 draw
16 Rg4 draw
17 Rg5 draw
18 Rg6 draw
19 Rg8 draw
20 Rh7 draw
21 Kc3 loss in 2 half-moves
22 Kc4 loss in 2 half-moves
23 Kc5 loss in 2 half-moves
24 Kd5 loss in 2 half-moves
25 Ke5 loss in 2 half-moves
26 Kf5 loss in 2 half-moves
27 Rd7 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg2 loss in 2 half-moves
30 Rg3 loss in 2 half-moves