PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, in a search for ???heart medicine???, a document including the phrase ???heart drugs and medicine??? would be considered a relatively strong soft-phrase match; a document including ???a heart shaped table is just the medicine for a dreary morning??? would be a weak match; and a document titled ???Choosing the Right Heart Medicine??? would rank strongest as an example of a hard-phrase
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com