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EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Ra1 draw
3 Ra3 draw
4 Rg1 draw
5 Rg3 draw
6 Rg8 draw
7 Rh1 draw
8 Rh3 draw
9 Rh8 draw
10 Ra4 loss in 2 half-moves
11 Ra5 loss in 2 half-moves
12 Ra6 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rab2 loss in 2 half-moves
15 Rac2 loss in 2 half-moves
16 Rad2 loss in 2 half-moves
17 Rae2 loss in 2 half-moves
18 Raf2 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rgb2 loss in 2 half-moves
24 Rgc2 loss in 2 half-moves
25 Rgd2 loss in 2 half-moves
26 Rge2 loss in 2 half-moves
27 Rgf2 loss in 2 half-moves
28 Rh4 loss in 2 half-moves
29 Rh5 loss in 2 half-moves
30 Rh6 loss in 2 half-moves
31 Rh7 loss in 2 half-moves