1980-81 Cuban National Series
The 20th Cuban National Series was 51 games long, and Vegueros, from Pinar del Río Province, won its second title, outdistancing Villa Clara and Citricultores.
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Wikipedia
The 20th Cuban National Series was 51 games long, and Vegueros, from Pinar del Río Province, won its second title, outdistancing Villa Clara and Citricultores.