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EGTB: win in 20 half-moves

# move score
1 Rg1 win in 19 half-moves
2 Rg3 win in 21 half-moves
3 Kg4 draw
4 Kh4 draw
5 Ra8 draw
6 Rb8 draw
7 Re8 draw
8 Rg2 draw
9 Rg4 draw
10 Rg5 draw
11 Kb1 loss in 2 half-moves
12 Kb2 loss in 2 half-moves
13 Kc2 loss in 2 half-moves
14 Kd1 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rh8 loss in 2 half-moves