PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This invention may also build databases or lists of sentence patterns, clue words and phrases and exceptions that can be used for extraction of other fields characterizing or filtering a search, including Maybe, Date Range, Sources, Type of Pages, and Exclusion.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com