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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Ra7 draw
3 Rb2 draw
4 Rb4 draw
5 Rb5 draw
6 Rb6 draw
7 Rf7 draw
8 Ke5 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kfg6 loss in 2 half-moves
14 Kfg7 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg8 loss in 2 half-moves
17 Kh6 loss in 2 half-moves
18 Kh8 loss in 2 half-moves
19 Khg6 loss in 2 half-moves
20 Khg7 loss in 2 half-moves
21 Rb1 loss in 2 half-moves
22 Rb3 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc7 loss in 2 half-moves
25 Rd7 loss in 2 half-moves
26 Re7 loss in 2 half-moves