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EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rb6 draw
3 Rb7 draw
4 Rbb8 draw
5 Rf2 draw
6 Rg2 draw
7 Rh2 draw
8 Rbb5 loss in 8 half-moves
9 R5a6 loss in 2 half-moves
10 R5a7 loss in 2 half-moves
11 R8a6 loss in 2 half-moves
12 R8a7 loss in 2 half-moves
13 Ra1 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Raa2 loss in 2 half-moves
17 Rab5 loss in 2 half-moves
18 Rab8 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rba2 loss in 2 half-moves
22 Rc2 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd2 loss in 2 half-moves
26 Rd5 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Re2 loss in 2 half-moves
29 Re5 loss in 2 half-moves
30 Re8 loss in 2 half-moves
31 Rf5 loss in 2 half-moves
32 Rf8 loss in 2 half-moves
33 Rg5 loss in 2 half-moves
34 Rg8 loss in 2 half-moves
35 Rh5 loss in 2 half-moves
36 Rh8 loss in 2 half-moves