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EGTB: win in 12 half-moves

# move score
1 Rh7 win in 11 half-moves
2 Kb6 draw
3 Kc6 draw
4 Kd6 draw
5 Ra3 draw
6 Rd3 draw
7 Re3 draw
8 Rf3 draw
9 Rh4 draw
10 Rh5 draw
11 Rh6 draw
12 Rh8 draw
13 Kb4 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Kf7 loss in 2 half-moves
21 Kg7 loss in 2 half-moves
22 Kg8 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh2 loss in 2 half-moves