PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Relaxation techniques can be helpful for all stress-related problems, such as heart disease, high blood pressure, and migraine headaches.
http://www.w3.org/ns/prov#wasQuotedFrom
  • allinahealth.org