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EGTB: win in 12 half-moves

# move score
1 Rb5 win in 11 half-moves
2 Kc1 draw
3 Kc2 draw
4 Kd5 draw
5 Kd6 draw
6 Ke6 draw
7 Kf6 draw
8 Rb6 draw
9 Rb7 draw
10 Rb8 draw
11 Rh4 draw
12 Ka1 loss in 2 half-moves
13 Ka2 loss in 2 half-moves
14 Kb2 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg4 loss in 2 half-moves