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EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Rb7 draw
3 Rc7 draw
4 Rd7 draw
5 Rg1 draw
6 Rg2 draw
7 Rg3 draw
8 Rg5 draw
9 Rh7 draw
10 Kaa2 loss in 2 half-moves
11 Kaa4 loss in 2 half-moves
12 Kab2 loss in 2 half-moves
13 Kab4 loss in 2 half-moves
14 Kba2 loss in 2 half-moves
15 Kba4 loss in 2 half-moves
16 Kbb2 loss in 2 half-moves
17 Kbb4 loss in 2 half-moves
18 Kc2 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Re7 loss in 2 half-moves
22 Rf7 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg6 loss in 2 half-moves
25 Rg8 loss in 2 half-moves