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EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra3 draw
3 Ra7 draw
4 Ra8 draw
5 Raa1 draw
6 Rf4 draw
7 Rg4 draw
8 Rh4 draw
9 Ra2 loss in 3 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rd1 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re1 loss in 2 half-moves
18 Re4 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rga1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves