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EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rd7 draw
5 Rg1 draw
6 Rg3 draw
7 Rg4 draw
8 Rg5 draw
9 Rh7 draw
10 Ka2 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kaa4 loss in 2 half-moves
14 Kab4 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kb6 loss in 2 half-moves
18 Kba4 loss in 2 half-moves
19 Kbb4 loss in 2 half-moves
20 Kc4 loss in 2 half-moves
21 Kc5 loss in 2 half-moves
22 Kc6 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg6 loss in 2 half-moves
27 Rg8 loss in 2 half-moves