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EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rba6 draw
5 Rbb7 draw
6 Rg2 draw
7 Rg8 draw
8 Rgg7 draw
9 Rh6 draw
10 Rag7 loss in 4 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra3 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Raa6 loss in 2 half-moves
17 Rab7 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rb5 loss in 2 half-moves
23 Rbc6 loss in 2 half-moves
24 Rbd6 loss in 2 half-moves
25 Rbe6 loss in 2 half-moves
26 Rbf6 loss in 2 half-moves
27 Rc7 loss in 2 half-moves
28 Rd7 loss in 2 half-moves
29 Re7 loss in 2 half-moves
30 Rf7 loss in 2 half-moves
31 Rg1 loss in 2 half-moves
32 Rg3 loss in 2 half-moves
33 Rg4 loss in 2 half-moves
34 Rg5 loss in 2 half-moves
35 Rgc6 loss in 2 half-moves
36 Rgd6 loss in 2 half-moves
37 Rge6 loss in 2 half-moves
38 Rgf6 loss in 2 half-moves