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EGTB: win in 12 half-moves

# move score
1 Rb3 win in 11 half-moves
2 Bc1 draw
3 Bd2 draw
4 Be3 draw
5 Bf4 draw
6 Bg5 draw
7 Bg7 draw
8 Ra2 draw
9 Rb1 draw
10 Bf8 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves
21 Rh2 loss in 2 half-moves