PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Now, field experiments conducted by Weiss-Penzias and his colleagues have identified another atmospheric source of mercury he is likely to be substantial in some areas, especially along some coasts.
http://www.w3.org/ns/prov#wasQuotedFrom
  • democraticunderground.com