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EGTB: win in 12 half-moves

# move score
1 Rb3 win in 11 half-moves
2 Ke7 draw
3 Ke8 draw
4 Ra3 draw
5 Rc3 draw
6 Rd3 draw
7 Re3 draw
8 Rg2 draw
9 Rg5 draw
10 Rg6 draw
11 Rg7 draw
12 Ka4 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb5 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Kd7 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rg1 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh3 loss in 2 half-moves