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EGTB: win in 12 half-moves

# move score
1 Rb8 win in 11 half-moves
2 Kc7 draw
3 Kc8 draw
4 Kd8 draw
5 Ke7 draw
6 Ke8 draw
7 Kf7 draw
8 Kf8 draw
9 Kg7 draw
10 Kh7 draw
11 Kh8 draw
12 Ra7 draw
13 Rb2 draw
14 Rb6 draw
15 Rc7 draw
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Rb1 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves