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EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kh1 draw
3 Kh2 draw
4 Rb3 draw
5 Rb6 draw
6 Rb7 draw
7 Rb8 draw
8 Rc1 draw
9 Rd1 draw
10 Re1 draw
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf1 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kf8 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kg8 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves
24 Rb4 loss in 2 half-moves
25 Rb5 loss in 2 half-moves