PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Sometimes their projects are strongly rooted in science, and other times they cut across several subject areas, including mathematics, language arts, social studies, and the fine arts.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mml.org