PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Ross says: July 24, 2011 at 10:18 am Helium is an element, so we won???t really run out of it.
http://www.w3.org/ns/prov#wasQuotedFrom
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