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EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb4 draw
3 Rf2 draw
4 Rf4 draw
5 Rg1 draw
6 Rg3 draw
7 Rgg2 draw
8 Rgh4 draw
9 Rh1 draw
10 Rh3 draw
11 Rhg2 loss in 4 half-moves
12 Rhh4 loss in 4 half-moves
13 Ra2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rc2 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re2 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rg5 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rg7 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh7 loss in 2 half-moves
28 Rh8 loss in 2 half-moves