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EGTB: win in 18 half-moves

# move score
1 Rg8 win in 17 half-moves
2 Rb1 draw
3 Rb2 draw
4 Rb3 draw
5 Rb4 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rf8 draw
10 Rh8 draw
11 Kc6 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kc8 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd8 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Ke8 loss in 2 half-moves
19 Kf3 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kg3 loss in 2 half-moves
23 Kg5 loss in 2 half-moves
24 Kh3 loss in 2 half-moves
25 Kh4 loss in 2 half-moves
26 Kh5 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Rb5 loss in 2 half-moves
29 Rb6 loss in 2 half-moves
30 Rb7 loss in 2 half-moves