PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These effects are caused by an outpouring of chemicals called catecholamines which regulate blood pressure, heart rate, and other functions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • drug3k.com