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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Rb3 draw
5 Rb7 draw
6 Rb8 draw
7 Rbc1 draw
8 Rc3 draw
9 Rc7 draw
10 Rc8 draw
11 Rcb2 draw
12 Rcc1 draw
13 Rg2 draw
14 Rbb2 loss in 4 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd1 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Re1 loss in 2 half-moves
24 Re2 loss in 2 half-moves
25 Rf1 loss in 2 half-moves
26 Rf2 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh2 loss in 2 half-moves