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EGTB: win in 20 half-moves

# move score
1 Ra4 win in 19 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Re6 draw
6 Rf6 draw
7 Rg6 draw
8 Raa5 loss in 4 half-moves
9 Kg1 loss in 2 half-moves
10 Kg2 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rab6 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rba5 loss in 2 half-moves
24 Rbb6 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc6 loss in 2 half-moves
27 Rd5 loss in 2 half-moves
28 Rd6 loss in 2 half-moves
29 Re5 loss in 2 half-moves
30 Rf5 loss in 2 half-moves
31 Rg5 loss in 2 half-moves
32 Rh5 loss in 2 half-moves
33 Rh6 loss in 2 half-moves