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EGTB: win in 4 half-moves

# move score
1 Rf1 win in 3 half-moves
2 Kb1 draw
3 Kcc1 draw
4 Kcd1 draw
5 Kdc1 draw
6 Kdd1 draw
7 Ke1 draw
8 Ke2 draw
9 Ra7 draw
10 Re7 draw
11 Rf2 draw
12 Rf8 draw
13 Rg7 draw
14 Rh7 draw
15 Kb2 loss in 2 half-moves
16 Kb3 loss in 2 half-moves
17 Kcc3 loss in 2 half-moves
18 Kcd3 loss in 2 half-moves
19 Kdc3 loss in 2 half-moves
20 Kdd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf4 loss in 2 half-moves
27 Rf5 loss in 2 half-moves
28 Rf6 loss in 2 half-moves