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EGTB: win in 6 half-moves

# move score
1 Rg8 win in 5 half-moves
2 Ke2 draw
3 Kf2 draw
4 Kg3 draw
5 Kg4 draw
6 Rb2 draw
7 Rd2 draw
8 Rf2 draw
9 Rg3 draw
10 Rg7 draw
11 Rh2 draw
12 Ke3 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Re2 loss in 2 half-moves
18 Rg1 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves