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EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Ra2 draw
3 Ra3 draw
4 Ra8 draw
5 Raa1 draw
6 Rab6 draw
7 Rb2 draw
8 Rba1 draw
9 Rf6 draw
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Rb3 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rbb6 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re6 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rg1 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rh1 loss in 2 half-moves
28 Rh6 loss in 2 half-moves