Premise: Robert Arum ( born December 8 , 1931 ) is an American lawyer , boxing promoter and businessman . He also worked for the US Attorney 's Office for the southern district of New York in the tax division during his legal career before moving into boxing promotion . The Battle of the Champions , was a term used by promoter Bob Arum regarding the November 12 , 1982 boxing match between Aaron Pryor and Alexis Argüello .
Hypothesis: Promoting boxing is something Bob Arum worked on.
Label: ENTAILMENT