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EGTB: win in 4 half-moves

# move score
1 Rc3 win in 3 half-moves
2 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Ra3 draw
6 Rb3 draw
7 Rd3 draw
8 Rg1 draw
9 Rg5 draw
10 Rg6 draw
11 Rg7 draw
12 Rh3 draw
13 Kb3 loss in 2 half-moves
14 Kb5 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kb8 loss in 2 half-moves
17 Kc3 loss in 2 half-moves
18 Kc4 loss in 2 half-moves
19 Kc5 loss in 2 half-moves
20 Kc7 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Kd8 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg2 loss in 2 half-moves
26 Rg4 loss in 2 half-moves
27 Rg8 loss in 2 half-moves