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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Ke8 draw
3 Kf8 draw
4 Kg8 draw
5 Ra1 draw
6 Rd1 draw
7 Re1 draw
8 Rf1 draw
9 Rg4 draw
10 Rg5 draw
11 Rg7 draw
12 Rg8 draw
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Kf6 loss in 2 half-moves
24 Kg6 loss in 2 half-moves
25 Kg7 loss in 2 half-moves
26 Rb1 loss in 2 half-moves
27 Rc1 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rh1 loss in 2 half-moves