PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • he is easier said than done -- while best practices are more or less agreed upon by the American College of Cardiology and the American Heart Association, each surgeon is different, and each surgery varies, if only by a step or two.
http://www.w3.org/ns/prov#wasQuotedFrom
  • post-gazette.com