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EGTB: win in 4 half-moves

# move score
1 Rb2 win in 3 half-moves
2 Rb7 win in 3 half-moves
3 Re2 draw
4 Re7 draw
5 Rf1 draw
6 Rf3 draw
7 Rf8 draw
8 Rff7 draw
9 Rfh2 draw
10 Rg2 draw
11 Rg7 draw
12 Rh1 draw
13 Rh3 draw
14 Rh8 draw
15 Rhf7 draw
16 Rhh2 draw
17 Ra2 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rc7 loss in 2 half-moves
21 Rd2 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rh4 loss in 2 half-moves
27 Rh5 loss in 2 half-moves
28 Rh6 loss in 2 half-moves