PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Untreated sleep apnea causes problems such as heart arrhythmia, high blood pressure, stroke and heart attack.
http://www.w3.org/ns/prov#wasQuotedFrom
  • apneatreatmentguide.com