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EGTB: win in 6 half-moves

# move score
1 Rg8 win in 5 half-moves
2 g5 draw
3 Ne2 draw
4 Nf3 draw
5 Nh3 draw
6 Rd8 draw
7 Rf4 draw
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf1 loss in 2 half-moves
13 Rf2 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves