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EGTB: win in 12 half-moves

# move score
1 Rb5 win in 11 half-moves
2 Nf2 draw
3 Ng5 draw
4 Ra8 draw
5 Rc8 draw
6 Ng1 loss in 6 half-moves
7 Nf4 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves