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EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kh2 draw
3 Kh3 draw
4 Kh4 draw
5 Rb5 draw
6 Rb6 draw
7 Rb7 draw
8 Rh2 draw
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Kf2 loss in 2 half-moves
13 Kf3 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf6 loss in 2 half-moves
16 Kf8 loss in 2 half-moves
17 Kg2 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg6 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kg8 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb3 loss in 2 half-moves
25 Rb4 loss in 2 half-moves
26 Rb8 loss in 2 half-moves
27 Rc2 loss in 2 half-moves
28 Rd2 loss in 2 half-moves
29 Re2 loss in 2 half-moves
30 Rf2 loss in 2 half-moves