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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Kh5 draw
3 Kh6 draw
4 Kh7 draw
5 Rb4 draw
6 Rb5 draw
7 Rb6 draw
8 Rb7 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rg8 draw
13 Rh8 draw
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Ke3 loss in 2 half-moves
17 Kf1 loss in 2 half-moves
18 Kf3 loss in 2 half-moves
19 Kf5 loss in 2 half-moves
20 Kf6 loss in 2 half-moves
21 Kf7 loss in 2 half-moves
22 Kg1 loss in 2 half-moves
23 Kg2 loss in 2 half-moves
24 Kg3 loss in 2 half-moves
25 Kg5 loss in 2 half-moves
26 Kg7 loss in 2 half-moves
27 Ra8 loss in 2 half-moves
28 Rb1 loss in 2 half-moves
29 Rb2 loss in 2 half-moves
30 Rb3 loss in 2 half-moves