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EGTB: win in 20 half-moves

# move score
1 Rb5 win in 19 half-moves
2 Ke7 draw
3 Ke8 draw
4 Kf8 draw
5 Kfg7 draw
6 Kfg8 draw
7 Kh8 draw
8 Khg7 draw
9 Khg8 draw
10 Ra7 draw
11 Rb1 draw
12 Rb3 draw
13 Rb6 draw
14 Rb8 draw
15 Rc7 draw
16 Rd7 draw
17 Ke6 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kfg6 loss in 2 half-moves
20 Kh6 loss in 2 half-moves
21 Khg6 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb4 loss in 2 half-moves
24 Re7 loss in 2 half-moves