About: http://webisa.webdatacommons.org/227654812

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	At the age of 15, he became a sparring partner for top-ranked heavyweight contender Eddie Machen who fought such fighters as Floyd Patterson, Joe Frazier, Ernie Terrell, Sonny Liston and Jerry Quarry.
http://www.w3.org/ns/prov#wasQuotedFrom	boxingscene.com