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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 Rd2 draw
5 Re5 draw
6 Re7 draw
7 Re8 draw
8 Rh2 draw
9 Kaa7 loss in 2 half-moves
10 Kab7 loss in 2 half-moves
11 Kba7 loss in 2 half-moves
12 Kbb7 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kc8 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re3 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rg2 loss in 2 half-moves