PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • PERF's primary sources of operating revenues are government grants and contracts, and partnerships with private foundations and other organizations.
http://www.w3.org/ns/prov#wasQuotedFrom
  • metafilter.com