PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The second layer explores issues such as refugee health, education, water, and sanitation through pop-up windows that explain the specific needs of each location.
http://www.w3.org/ns/prov#wasQuotedFrom
  • acm.org