PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This implementation may be particularly useful when the driver is only choosing between two roads (e.g., the highway or the back streets) and only wants to know whether there are any unexpected travel advisories on either of the two roads. [0064]FIG. 7 provides an illustration of an example in which a driver could easily benefit from contacting a human intermediary to receive traffic information.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com