PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Joe???s mozzarella was a bit smaller than a softball, with one end twisted into a sort of knob.
http://www.w3.org/ns/prov#wasQuotedFrom
  • newyorker.com