PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Monitoring the Future is an ongoing study of the behaviors, attitudes, and values of American secondary school students, college students, and young adults.
http://www.w3.org/ns/prov#wasQuotedFrom
  • colorado.gov