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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Ra2 draw
3 Ra3 draw
4 Rb2 draw
5 Rb3 draw
6 Rba4 draw
7 Rbb1 draw
8 Rc1 draw
9 Rc4 draw
10 Rg4 draw
11 Raa4 loss in 4 half-moves
12 Rab1 loss in 4 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh4 loss in 2 half-moves