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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Kg5 draw
3 Kg6 draw
4 Kh5 draw
5 Kh7 draw
6 Re3 draw
7 Rf3 draw
8 Rg4 draw
9 Rg5 draw
10 Rg7 draw
11 Rg8 draw
12 Rh3 draw
13 Kc2 loss in 2 half-moves
14 Kc3 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Rg1 loss in 2 half-moves
23 Rg2 loss in 2 half-moves