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EGTB: win in 12 half-moves

# move score
1 Rb5 win in 11 half-moves
2 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Rd5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Ka2 loss in 2 half-moves
10 Ka3 loss in 2 half-moves
11 Ka4 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc3 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rf8 loss in 2 half-moves
28 Rg5 loss in 2 half-moves
29 Rh5 loss in 2 half-moves