PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A ???key for engaging a test platform??? or ???key??? of a sample receiving chamber of the present invention is a structure that can engage a second device, such as a test platform.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com