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EGTB: win in 20 half-moves

# move score
1 Rb8 win in 19 half-moves
2 Ba1 draw
3 Bb2 draw
4 Bc3 draw
5 Bd4 draw
6 Be5 draw
7 Bf6 draw
8 Bf8 draw
9 Bh8 draw
10 Na7 draw
11 Ra1 draw
12 Ra7 draw
13 Bh6 loss in 2 half-moves
14 Nb6 loss in 2 half-moves
15 Nd6 loss in 2 half-moves
16 Ne7 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves