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EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 K2b2 draw
3 K3b2 draw
4 Ka1 draw
5 Ka4 draw
6 Kb1 draw
7 Ra8 draw
8 Rf1 draw
9 Rf2 draw
10 Rf3 draw
11 Rf7 draw
12 Rg8 draw
13 Rh8 draw
14 K2b3 loss in 2 half-moves
15 K3b3 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rf5 loss in 2 half-moves
22 Rf6 loss in 2 half-moves