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EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Rc7 draw
3 Rd7 draw
4 Rg1 draw
5 Rg2 draw
6 Rg5 draw
7 Rh7 draw
8 K7b7 loss in 2 half-moves
9 K7b8 loss in 2 half-moves
10 K8b7 loss in 2 half-moves
11 K8b8 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Re7 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg8 loss in 2 half-moves