About: http://webisa.webdatacommons.org/73877864

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	Butkus, who starred with the Chicago Bears from 1965 to 1973, represented I Play Clean, an organization he founded to help youngsters avoid steroids and other banned performance-enhancing products such as HGH.
http://www.w3.org/ns/prov#wasQuotedFrom	marshfieldnewsherald.com