PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • working age adults, ages 25-55to avoid problems associated with including young adults who are in school and older adults who retire???groups who we expect to have a weaker attachment to the labor force.
http://www.w3.org/ns/prov#wasQuotedFrom
  • docstoc.com