PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • For example, if your object is a Tree, you can traverse the nodes in pre- or post- order without creating other lists or changing the underlying data structure.
http://www.w3.org/ns/prov#wasQuotedFrom
  • stackoverflow.com