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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Rd5 draw
3 Rg7 draw
4 Rg8 draw
5 g4 loss in 2 half-moves
6 Nd7 loss in 2 half-moves
7 Ne6 loss in 2 half-moves
8 Ng6 loss in 2 half-moves
9 Nh7 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Rb5 loss in 2 half-moves
12 Rc5 loss in 2 half-moves
13 Re5 loss in 2 half-moves
14 Rf5 loss in 2 half-moves
15 Rg6 loss in 2 half-moves
16 Rh5 loss in 2 half-moves