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EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Bb4 draw
3 Bb6 draw
4 Bc7 draw
5 Bd2 draw
6 Ra1 draw
7 Rb1 draw
8 Rba3 draw
9 Rbb2 draw
10 Rc2 draw
11 Rc3 draw
12 Rab2 loss in 8 half-moves
13 Be1 loss in 4 half-moves
14 Raa3 loss in 4 half-moves
15 Bc3 loss in 2 half-moves
16 Bd8 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb8 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rf3 loss in 2 half-moves
28 Rg2 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rh2 loss in 2 half-moves
31 Rh3 loss in 2 half-moves