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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Nf2 draw
3 Nf4 draw
4 Ng1 draw
5 Ng5 draw
6 Ra3 draw
7 Ra5 draw
8 Ra7 draw
9 Rh8 draw
10 g7 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves