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EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Ra8 draw
4 Rd8 draw
5 Rg4 draw
6 Rg5 draw
7 Rg6 draw
8 Rg7 draw
9 Rh8 draw
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kc1 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kcc2 loss in 2 half-moves
16 Kcd3 loss in 2 half-moves
17 Kd1 loss in 2 half-moves
18 Kd4 loss in 2 half-moves
19 Kdc2 loss in 2 half-moves
20 Kdd3 loss in 2 half-moves
21 Ke1 loss in 2 half-moves
22 Ke2 loss in 2 half-moves
23 Ke3 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves
28 Rg3 loss in 2 half-moves