PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reflux of stomach contents causes symptoms such as heartburn, indigestion, and sour- or bitter-tasting fluids in the throat or mouth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • annals.org