PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Periodontal disease, is an inflammation and infection of the gums, causing loss of the bone that surrounds and supports the teeth.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikinut.com