PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Homelessness and vagrancy was a problem when I lived in SF just as it is a problem elsewhere in the country.
http://www.w3.org/ns/prov#wasQuotedFrom
  • city-journal.org