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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg1 draw
8 Rg2 draw
9 Rg3 draw
10 Ka4 loss in 2 half-moves
11 Ka7 loss in 2 half-moves
12 Kaa6 loss in 2 half-moves
13 Kab5 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kba6 loss in 2 half-moves
17 Kbb5 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kc6 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rg6 loss in 2 half-moves
24 Rg7 loss in 2 half-moves
25 Rh8 loss in 2 half-moves