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EGTB: win in 12 half-moves

# move score
1 Rg7 win in 11 half-moves
2 Rh7 win in 11 half-moves
3 Rb1 draw
4 Rb2 draw
5 Rb3 draw
6 Rb8 draw
7 Rc7 draw
8 Rd7 draw
9 Re7 draw
10 Rf7 draw
11 Kd4 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ke4 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Kf6 loss in 2 half-moves
19 Kg1 loss in 2 half-moves
20 Kg2 loss in 2 half-moves
21 Kg3 loss in 2 half-moves
22 Kh1 loss in 2 half-moves
23 Kh3 loss in 2 half-moves
24 Ra7 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rb5 loss in 2 half-moves
27 Rb6 loss in 2 half-moves