PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, frequencies ??s and ??d are considered synchronized to one another when ??d=n?????s, where n is an integer greater than one.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com