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EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kg7 draw
3 Kh5 draw
4 Rb8 draw
5 Rf8 draw
6 Rh8 draw
7 Ka5 loss in 2 half-moves
8 Ka6 loss in 2 half-moves
9 Ka7 loss in 2 half-moves
10 Kb5 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kc5 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves
24 Rg3 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves