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EGTB: win in 6 half-moves

# move score
1 Rg7 win in 5 half-moves
2 Rd4 draw
3 Re4 draw
4 Rf4 draw
5 Rg1 draw
6 Rg5 draw
7 Rg6 draw
8 Rg8 draw
9 Rh4 draw
10 Ka7 loss in 2 half-moves
11 Kab7 loss in 2 half-moves
12 Kab8 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kcb7 loss in 2 half-moves
15 Kcb8 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Rg2 loss in 2 half-moves
22 Rg3 loss in 2 half-moves