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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ka5 draw
3 Kb5 draw
4 Kc5 draw
5 Ra2 draw
6 Rb2 draw
7 Rc3 draw
8 Rc4 draw
9 Rc5 draw
10 Rc6 draw
11 Rc7 draw
12 Rh2 draw
13 Ka6 loss in 2 half-moves
14 Ka7 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kc7 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ke7 loss in 2 half-moves
20 Ke8 loss in 2 half-moves
21 Kf6 loss in 2 half-moves
22 Kf8 loss in 2 half-moves
23 Kg6 loss in 2 half-moves
24 Kg7 loss in 2 half-moves
25 Kg8 loss in 2 half-moves
26 Rc1 loss in 2 half-moves
27 Rd2 loss in 2 half-moves
28 Re2 loss in 2 half-moves
29 Rf2 loss in 2 half-moves
30 Rg2 loss in 2 half-moves