PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Someone with an esophageal motility disorder may experience symptoms such as pain, difficulty swallowing and regurgitation of food and drink.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com