PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Therefore, there is a need for a method and apparatus for determining the ambient conditions in a scene including scene illumination and the presence of shadows, fog, smoke or haze.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com