PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have localized the symbols y and y1, which would be my preference unless there is a need for them to be global.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackexchange.com