PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Briefly stated, the present invention provides a system and method for scheduling appointments at any time with a professional, such as a doctor, dentist, veterinarian, or the like, or a professional service, such as a medical testing facility and the like, even when the office of the professional or professional service is closed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com