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EGTB: win in 18 half-moves

# move score
1 Rg8 win in 17 half-moves
2 Kc1 draw
3 Kd1 draw
4 Ke1 draw
5 Ke2 draw
6 Ke3 draw
7 Kg4 draw
8 Kg5 draw
9 Kh4 draw
10 Kh6 draw
11 Rc1 draw
12 Rc2 draw
13 Rc6 draw
14 Rc7 draw
15 Rd8 draw
16 Re8 draw
17 Rf8 draw
18 Rh8 draw
19 Kc2 loss in 2 half-moves
20 Kc3 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Kg6 loss in 2 half-moves
23 Ra8 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rc5 loss in 2 half-moves