PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Anna Therese Day, an independent journalist who has been working on the ground in Syria since 2012, believes there is. ???As a conflict journalist, the Internet, particularly social media, has been an invaluable tool in identifying and reaching out to sources and interview subjects,??? says Day. ???In the case of ISIS, I???ve personally used various Internet applications to stay in touch with them
http://www.w3.org/ns/prov#wasQuotedFrom
  • slate.com