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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Rh1 win in 3 half-moves
3 Kf3 draw
4 Kf4 draw
5 Kf5 draw
6 Rb2 draw
7 Rb4 draw
8 Rb5 draw
9 Rb6 draw
10 Rc1 draw
11 Rd1 draw
12 Re1 draw
13 Rf1 draw
14 Kg3 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Kh4 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Kh6 loss in 2 half-moves
23 Kh8 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rb7 loss in 2 half-moves
27 Rb8 loss in 2 half-moves