PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Tom Parsons of the US Geological Survey in Menlo Park, California, surveyed seismic activity going back to 1979 on every continent except Antarctica.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newscientist.com