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EGTB: win in 6 half-moves

# move score
1 Rf4 win in 5 half-moves
2 Kf7 draw
3 Kg7 draw
4 Kg8 draw
5 Rf2 draw
6 Rf7 draw
7 Rg1 draw
8 Rh1 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rc1 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves