PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Impotence is a disorder of the male reproductive system and is the inability to maintain an erection of the penis....
http://www.w3.org/ns/prov#wasQuotedFrom
  • muschealth.com