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EGTB: win in 4 half-moves

# move score
1 Nb7 win in 3 half-moves
2 Nc6 draw
3 Ra4 draw
4 Raa8 draw
5 Rab6 draw
6 Rb4 draw
7 Rba8 draw
8 Rc6 draw
9 Rc8 draw
10 Rd6 draw
11 Re6 draw
12 Rbb6 loss in 6 half-moves
13 Ne6 loss in 2 half-moves
14 Nf7 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb5 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rg6 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rf6 loss in 1 half-moves