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EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Ra7 win in 7 half-moves
3 Kc5 draw
4 Kd5 draw
5 Ra2 draw
6 Ra4 draw
7 Ra6 draw
8 Ra8 draw
9 Rf5 draw
10 Rg5 draw
11 Rh5 draw
12 Ka7 loss in 2 half-moves
13 Ka8 loss in 2 half-moves
14 Kb3 loss in 2 half-moves
15 Kb4 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Ra1 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Rb5 loss in 2 half-moves
25 Rc5 loss in 2 half-moves
26 Rd5 loss in 2 half-moves
27 Re5 loss in 2 half-moves