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EGTB: win in 6 half-moves

# move score
1 Kf7 win in 5 half-moves
2 Rb7 draw
3 Rc7 draw
4 Rd7 draw
5 Rg4 draw
6 Rg8 draw
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kfg8 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Khg8 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg2 loss in 2 half-moves
17 Rg3 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves