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EGTB: win in 6 half-moves

# move score
1 Rb7 win in 5 half-moves
2 Ra7 draw
3 Rc7 draw
4 Rf1 draw
5 Rf3 draw
6 Rf4 draw
7 Rf5 draw
8 Rg7 draw
9 Rh7 draw
10 K3b3 loss in 2 half-moves
11 K3b4 loss in 2 half-moves
12 K4b3 loss in 2 half-moves
13 K4b4 loss in 2 half-moves
14 Ka2 loss in 2 half-moves
15 Ka5 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb5 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf8 loss in 2 half-moves