PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • How they sailed to North America and other parts of the world has long been a mystery, but ships buried in the mud of Danish fjords are providing some answers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pbs.org