PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unfortunately, these headaches are the most difficult to treat, but if they persist, physicians will prescribe a drug to dull the pain and reduce the time they last.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ucla.edu