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EGTB: win in 12 half-moves

# move score
1 Rg6 win in 11 half-moves
2 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Rc4 draw
6 Rd6 draw
7 Re6 draw
8 Rf6 draw
9 Rh6 draw
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kh4 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Kh6 loss in 2 half-moves
23 Ra6 loss in 2 half-moves
24 Rb6 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rc7 loss in 2 half-moves