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EGTB: win in 20 half-moves

# move score
1 Rb5 win in 19 half-moves
2 Ke1 draw
3 Ke2 draw
4 Ke3 draw
5 Kf1 draw
6 Kf3 draw
7 Kg1 draw
8 Kg2 draw
9 Kg3 draw
10 Ra1 draw
11 Ra2 draw
12 Ra5 draw
13 Raa3 draw
14 Rab4 draw
15 Rb1 draw
16 Rb2 draw
17 Rba3 draw
18 Rbb4 draw
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rb6 loss in 2 half-moves
23 Rb7 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rd3 loss in 2 half-moves
28 Rd4 loss in 2 half-moves
29 Re3 loss in 2 half-moves
30 Re4 loss in 2 half-moves
31 Rf3 loss in 2 half-moves
32 Rf4 loss in 2 half-moves
33 Rg3 loss in 2 half-moves
34 Rg4 loss in 2 half-moves
35 Rh3 loss in 2 half-moves
36 Rh4 loss in 2 half-moves