PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While occasional heartburn is generally not a cause for concern, recurring and frequent heartburn or other GERD symptoms can be signs of a more serious condition, says Norton.
http://www.w3.org/ns/prov#wasQuotedFrom
  • iffgd.org