PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Reefs are threatened by many things and scientists may not agree about which are the worst since all are a problem.
http://www.w3.org/ns/prov#wasQuotedFrom
  • heatherspence.net