PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Java does not have a good way of checking if a string is an integer, so I am using parseInt inside a try-catch block.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com