PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Google does this, amongst others, for the purposes of displaying personalised ads and to personalise services such as YouTube and Search.
http://www.w3.org/ns/prov#wasQuotedFrom
  • 24oranges.nl