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EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Ra8 draw
4 Rc8 draw
5 Rd8 draw
6 Rh1 draw
7 Rh2 draw
8 Rh4 draw
9 Kb5 loss in 2 half-moves
10 Kb6 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kcc5 loss in 2 half-moves
13 Kcc7 loss in 2 half-moves
14 Kcd5 loss in 2 half-moves
15 Kcd7 loss in 2 half-moves
16 Kdc5 loss in 2 half-moves
17 Kdc7 loss in 2 half-moves
18 Kdd5 loss in 2 half-moves
19 Kdd7 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ke6 loss in 2 half-moves
22 Ke7 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh3 loss in 2 half-moves
26 Rh5 loss in 2 half-moves
27 Rh6 loss in 2 half-moves
28 Rh7 loss in 2 half-moves