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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Ke5 draw
3 Ke6 draw
4 Ke7 draw
5 Rc3 draw
6 Rc4 draw
7 Rc5 draw
8 Rc8 draw
9 Re1 draw
10 Rf1 draw
11 Rh1 draw
12 Kf5 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg2 loss in 2 half-moves
15 Kg3 loss in 2 half-moves
16 Kg4 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kg6 loss in 2 half-moves
19 Kg7 loss in 2 half-moves
20 Kh2 loss in 2 half-moves
21 Kh4 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rc6 loss in 2 half-moves
26 Rc7 loss in 2 half-moves
27 Rd1 loss in 2 half-moves