PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ocean acidification is a major threat to coral reefs and other marine zooplankton and creatures using calcium carbonate shells.
http://www.w3.org/ns/prov#wasQuotedFrom
  • blogspot.com