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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Kh1 draw
3 Kh2 draw
4 Kh3 draw
5 Rc1 draw
6 Rc2 draw
7 Rc3 draw
8 Rc4 draw
9 Rd8 draw
10 Re8 draw
11 Rg8 draw
12 Rh8 draw
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ke7 loss in 2 half-moves
18 Kf1 loss in 2 half-moves
19 Kf2 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Kf7 loss in 2 half-moves
24 Kg1 loss in 2 half-moves
25 Kg3 loss in 2 half-moves
26 Ra8 loss in 2 half-moves
27 Rb8 loss in 2 half-moves
28 Rc5 loss in 2 half-moves
29 Rc6 loss in 2 half-moves
30 Rc7 loss in 2 half-moves