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EGTB: win in 12 half-moves

# move score
1 Ra7 win in 11 half-moves
2 Rb7 win in 11 half-moves
3 Rc7 draw
4 Rd7 draw
5 Re2 draw
6 Re3 draw
7 Re4 draw
8 Re6 draw
9 Rh7 draw
10 K2a2 loss in 2 half-moves
11 K2a3 loss in 2 half-moves
12 K2c2 loss in 2 half-moves
13 K2c3 loss in 2 half-moves
14 K3a2 loss in 2 half-moves
15 K3a3 loss in 2 half-moves
16 K3c2 loss in 2 half-moves
17 K3c3 loss in 2 half-moves
18 Ka1 loss in 2 half-moves
19 Ka4 loss in 2 half-moves
20 Kb1 loss in 2 half-moves
21 Kb4 loss in 2 half-moves
22 Kc1 loss in 2 half-moves
23 Kc4 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Re8 loss in 2 half-moves
27 Rf7 loss in 2 half-moves
28 Rg7 loss in 2 half-moves