PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In order to differentiate software modules developed by persons other than the Applicants, a convention of preceding such modules' names with ???O/S??? has been adopted.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com