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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Kh1 draw
3 Kh2 draw
4 Ra5 draw
5 Ra8 draw
6 Raa1 draw
7 Raf6 draw
8 Rb1 draw
9 Rb6 draw
10 Rf5 draw
11 Rf8 draw
12 Rfa1 draw
13 Rff6 draw
14 Kf2 loss in 2 half-moves
15 Kg2 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd1 loss in 2 half-moves
23 Rd6 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rf7 loss in 2 half-moves
30 Rh6 loss in 2 half-moves