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EGTB: win in 20 half-moves

# move score
1 Rg4 win in 19 half-moves
2 Ra4 draw
3 Rc4 draw
4 Rd6 draw
5 Rd7 draw
6 Rd8 draw
7 Rdb4 loss in 4 half-moves
8 Ne2 loss in 2 half-moves
9 Nf3 loss in 2 half-moves
10 Nh3 loss in 2 half-moves
11 Ra3 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb2 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rbb4 loss in 2 half-moves
19 Rbd3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Rdd3 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf3 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rg3 loss in 2 half-moves
30 Rh3 loss in 2 half-moves
31 Rh4 loss in 2 half-moves