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EGTB: win in 12 half-moves

# move score
1 Rb4 win in 11 half-moves
2 Ra4 draw
3 Rc4 draw
4 Rd4 draw
5 Re3 draw
6 Re6 draw
7 Re7 draw
8 Re8 draw
9 Rh4 draw
10 Ka6 loss in 2 half-moves
11 Kaa7 loss in 2 half-moves
12 Kab8 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kba7 loss in 2 half-moves
15 Kbb8 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Kc8 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re5 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves