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EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Ra2 draw
3 Raa3 draw
4 Rg2 draw
5 Rg8 draw
6 Rgg1 draw
7 Rh1 draw
8 Rh3 draw
9 Rag1 loss in 4 half-moves
10 Rga3 loss in 4 half-moves
11 Ra4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rc1 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rd1 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re1 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Rf1 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rg6 loss in 2 half-moves
28 Rg7 loss in 2 half-moves