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EGTB: win in 4 half-moves

# move score
1 Rab8 win in 3 half-moves
2 g1=K draw
3 g1=N draw
4 Ra7 draw
5 Rac8 draw
6 Rag8 draw
7 Rh2 draw
8 Rh7 draw
9 Rhb8 draw
10 Rhc8 draw
11 Rhg8 draw
12 g1=B loss in 2 half-moves
13 g1=Q loss in 2 half-moves
14 g1=R loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra4 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Rad8 loss in 2 half-moves
22 Rae8 loss in 2 half-moves
23 Raf8 loss in 2 half-moves
24 Rh1 loss in 2 half-moves
25 Rh3 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
29 Rhd8 loss in 2 half-moves
30 Rhe8 loss in 2 half-moves
31 Rhf8 loss in 2 half-moves