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EGTB: win in 20 half-moves

# move score
1 Rg8 win in 19 half-moves
2 g3 draw
3 g4 draw
4 Nb7 draw
5 Ne8 draw
6 Nf7 draw
7 Ra8 draw
8 Rd8 draw
9 Rh2 draw
10 Rh4 draw
11 Rh6 loss in 4 half-moves
12 Nb5 loss in 2 half-moves
13 Nc4 loss in 2 half-moves
14 Nc8 loss in 2 half-moves
15 Ne4 loss in 2 half-moves
16 Nf5 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Rh3 loss in 2 half-moves
23 Rh5 loss in 2 half-moves
24 Rh7 loss in 2 half-moves