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EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Ra2 draw
3 Rab8 draw
4 Rac8 draw
5 Rad8 draw
6 Rb7 draw
7 Rc7 draw
8 Rd7 draw
9 Re2 draw
10 Reb8 draw
11 Rec8 draw
12 Red8 draw
13 Ree7 draw
14 Rf8 draw
15 Rae7 loss in 4 half-moves
16 Ra1 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh7 loss in 2 half-moves
29 Rh8 loss in 2 half-moves