PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The downside to such algorithms is that they are complex: the code is hard to write, hard to debug, and slow to run: there is a performance penalty for computing those ???educated guesses???.
http://www.w3.org/ns/prov#wasQuotedFrom
  • opencog.org