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EGTB: win in 20 half-moves

# move score
1 Rg1 win in 19 half-moves
2 Nb3 draw
3 Rd1 draw
4 Rg4 draw
5 Rh1 draw
6 Rh4 draw
7 Nb1 loss in 4 half-moves
8 Nf1 loss in 4 half-moves
9 R1a2 loss in 4 half-moves
10 R1a3 loss in 4 half-moves
11 R4a2 loss in 4 half-moves
12 R4a3 loss in 4 half-moves
13 Nc4 loss in 2 half-moves
14 Ne4 loss in 2 half-moves
15 Nf3 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc1 loss in 2 half-moves
23 Rc4 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rf4 loss in 2 half-moves