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EGTB: win in 4 half-moves

# move score
1 Rg5 win in 3 half-moves
2 Rgg4 win in 3 half-moves
3 Rb1 draw
4 Rb3 draw
5 Rb5 draw
6 Rbb2 draw
7 Rbg4 draw
8 Rg1 draw
9 Rg3 draw
10 Rh2 draw
11 Rh4 draw
12 Rgb2 loss in 4 half-moves
13 Ra2 loss in 2 half-moves
14 Ra4 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 Rc2 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rd2 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re2 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg7 loss in 2 half-moves
28 Rg8 loss in 2 half-moves