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EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rd3 draw
3 Re3 draw
4 Rf3 draw
5 Rg6 draw
6 Rg7 draw
7 Rg8 draw
8 Ka2 loss in 2 half-moves
9 Ka4 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Rag1 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rc3 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rg5 loss in 2 half-moves
24 Rgg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves
26 Rh3 loss in 2 half-moves