PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Finally, companies such as Google and Yahoo! have a primary focus to make all information searchable via their respective proprietary indexes, each covering tens of billions of Web sites, product databases, and other informational sources.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com