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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Ra8 draw
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Kf3 loss in 2 half-moves
7 Kf4 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kg3 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kgg5 loss in 2 half-moves
13 Kgh5 loss in 2 half-moves
14 Kh3 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Kh7 loss in 2 half-moves
17 Khg5 loss in 2 half-moves
18 Khh5 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves