PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Infrastructure is a classic example of this for it often takes several years or even decades to construct projects, and the social services must always be *ahead* of the demand because businesses will only come into the area if they are assured that the services that they require (e.g. power, roads, etc.) will be available.
http://www.w3.org/ns/prov#wasQuotedFrom
  • economist.com