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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Rg6 win in 5 half-moves
3 K4g5 draw
4 K6g5 draw
5 Ra1 draw
6 Rb1 draw
7 Rc1 draw
8 Rg4 draw
9 Rg5 draw
10 Rg8 draw
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rg2 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 K4e5 loss in 1 half-moves
28 K4f5 loss in 1 half-moves
29 K6e5 loss in 1 half-moves
30 K6f5 loss in 1 half-moves