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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rg7 win in 3 half-moves
3 K4g5 draw
4 K6g5 draw
5 Ra1 draw
6 Rb1 draw
7 Rc1 draw
8 Rd1 draw
9 Rg4 draw
10 Rg5 draw
11 Rg8 draw
12 Kg3 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kg7 loss in 2 half-moves
16 Kh3 loss in 2 half-moves
17 Kh7 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh1 loss in 2 half-moves
23 K4h5 loss in 1 half-moves
24 K6h5 loss in 1 half-moves