PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Remember that good historical research requires using a wide variety of sources, including books, magazines, newspapers, and encyclopedias, as well as primary sources such as letters, diaries, oral history interviews, census records, and photographs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • baylor.edu