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EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Kd4 draw
3 Ke4 draw
4 Ke6 draw
5 Kf1 draw
6 Kf2 draw
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Kg2 draw
11 Kh1 draw
12 Kh2 draw
13 Rc3 draw
14 Rc8 draw
15 Rd7 draw
16 Re7 draw
17 Rf7 draw
18 Rh7 draw
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc1 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rc4 loss in 2 half-moves
26 Rc5 loss in 2 half-moves
27 Rc6 loss in 2 half-moves