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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Ra4 draw
3 Rb6 draw
4 Rb7 draw
5 Rb8 draw
6 Re4 draw
7 Rg4 draw
8 Rh4 draw
9 Kc1 loss in 2 half-moves
10 Kc2 loss in 2 half-moves
11 Kc3 loss in 2 half-moves
12 Kdd1 loss in 2 half-moves
13 Kdd3 loss in 2 half-moves
14 Kde1 loss in 2 half-moves
15 Kde3 loss in 2 half-moves
16 Ked1 loss in 2 half-moves
17 Ked3 loss in 2 half-moves
18 Kee1 loss in 2 half-moves
19 Kee3 loss in 2 half-moves
20 Kf1 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Kf3 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rb5 loss in 2 half-moves
27 Rc4 loss in 2 half-moves
28 Rd4 loss in 2 half-moves