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EGTB: win in 6 half-moves

# move score
1 Rf8 win in 5 half-moves
2 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf6 draw
9 Rf7 draw
10 K7g7 loss in 2 half-moves
11 K7g8 loss in 2 half-moves
12 K8g7 loss in 2 half-moves
13 K8g8 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kh6 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves