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EGTB: win in 4 half-moves

# move score
1 Rb6 win in 3 half-moves
2 Re6 win in 3 half-moves
3 Ra6 draw
4 Rc6 draw
5 Rd6 draw
6 Rf6 draw
7 Rg1 draw
8 Rg2 draw
9 Rg3 draw
10 Rg4 draw
11 Kb3 loss in 2 half-moves
12 Kb4 loss in 2 half-moves
13 Kb5 loss in 2 half-moves
14 Kcc3 loss in 2 half-moves
15 Kcc5 loss in 2 half-moves
16 Kcd3 loss in 2 half-moves
17 Kcd5 loss in 2 half-moves
18 Kdc3 loss in 2 half-moves
19 Kdc5 loss in 2 half-moves
20 Kdd3 loss in 2 half-moves
21 Kdd5 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Ke5 loss in 2 half-moves
25 Rg5 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh6 loss in 2 half-moves