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EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rd7 draw
6 Re7 draw
7 Rf7 draw
8 Rh6 draw
9 Rbb5 loss in 4 half-moves
10 Kf1 loss in 2 half-moves
11 Kf2 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Kh1 loss in 2 half-moves
14 Kh2 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rbh7 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh2 loss in 2 half-moves
29 Rh3 loss in 2 half-moves
30 Rh4 loss in 2 half-moves
31 Rh8 loss in 2 half-moves
32 Rhb5 loss in 2 half-moves
33 Rhh7 loss in 2 half-moves