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EGTB: win in 4 half-moves

# move score
1 Rg6 win in 3 half-moves
2 Rd1 draw
3 Rd2 draw
4 Re4 draw
5 Re6 draw
6 Reg2 draw
7 Rf1 draw
8 Rf2 draw
9 Rg4 draw
10 Rge1 draw
11 Rh1 draw
12 Rh2 draw
13 Ree1 loss in 4 half-moves
14 Rgg2 loss in 4 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rc1 loss in 2 half-moves
20 Rc2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re5 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rg8 loss in 2 half-moves