PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For instance, 1- is for personal knowledge (the dates of my children's birth and my mothers name), 2- may be for information that I was told by a family member, 3- may be for a document, such as a birth certificate, and so on (each document would have its own number).
http://www.w3.org/ns/prov#wasQuotedFrom
  • genealogytoday.com