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EGTB: win in 12 half-moves

# move score
1 Rb8 win in 11 half-moves
2 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kc3 draw
6 Kc4 draw
7 Kc5 draw
8 Kd3 draw
9 Kd5 draw
10 Ke3 draw
11 Ke4 draw
12 Rc8 draw
13 Rd8 draw
14 Re8 draw
15 Rf2 draw
16 Ke5 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves