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EGTB: win in 4 half-moves

# move score
1 Rh1 win in 3 half-moves
2 Rf4 draw
3 Rf5 draw
4 Rf6 draw
5 Rf7 draw
6 Rfc1 draw
7 Ra2 loss in 2 half-moves
8 Ra3 loss in 2 half-moves
9 Ra4 loss in 2 half-moves
10 Ra5 loss in 2 half-moves
11 Ra6 loss in 2 half-moves
12 Ra7 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb3 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb5 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rbc1 loss in 2 half-moves
22 Rbd1 loss in 2 half-moves
23 Rbe1 loss in 2 half-moves
24 Rf2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rf8 loss in 2 half-moves
27 Rfd1 loss in 2 half-moves
28 Rfe1 loss in 2 half-moves
29 Rg1 loss in 2 half-moves