PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although the reason is often unknown, possible causes include infections, diseases such as cancer or kidney failure, and heart surgery or trauma.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sciencedaily.com