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EGTB: win in 12 half-moves

# move score
1 Ra2 win in 11 half-moves
2 Rb2 draw
3 Rc2 draw
4 Rf2 draw
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc4 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kcd4 loss in 2 half-moves
11 Kd2 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ked4 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Kf2 loss in 1 half-moves
22 Kf3 loss in 1 half-moves
23 Kf4 loss in 1 half-moves