PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This proceed-with-caution attitude is based on the fact that while aspirin can prevent blood clots that cause heart attacks, it does have potentially serious side effects, such as gastrointestinal bleeding.
http://www.w3.org/ns/prov#wasQuotedFrom
  • everydayhealth.com