PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • takes into account realistic traveling costs, and completes in polynomial time, such as O(n+k), where k is a constant.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com