PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reason for the doctor shortage is actually pretty simple: Salaries are much, much higher in specialties such as surgery and radiology than they are for your workaday general practitioner ??? sometimes by a factor of two or more, the NYT reports ??? and the workload is often less.
http://www.w3.org/ns/prov#wasQuotedFrom
  • venturebeat.com