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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 Rc4 draw
6 Rc5 draw
7 Rc6 draw
8 Rc7 draw
9 Rd1 draw
10 Re1 draw
11 Rf1 draw
12 Rg1 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 Ra1 loss in 2 half-moves
27 Rb1 loss in 2 half-moves
28 Rc2 loss in 2 half-moves
29 Rc3 loss in 2 half-moves
30 Rh1 loss in 2 half-moves