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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ka6 draw
3 Ka7 draw
4 Ka8 draw
5 Kb6 draw
6 Kb8 draw
7 Kc2 draw
8 Kc3 draw
9 Kc4 draw
10 Kc6 draw
11 Kc7 draw
12 Kc8 draw
13 Kd2 draw
14 Ra8 draw
15 Rb8 draw
16 Rd8 draw
17 Rh1 draw
18 Kd4 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf8 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh2 loss in 2 half-moves
26 Rh3 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh5 loss in 2 half-moves
29 Rh6 loss in 2 half-moves
30 Rh7 loss in 2 half-moves