PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unlike some plastics and metals such as iron that can become brittle under certain processes, copper will give without breaking, making it very easy to work with.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wisegeek.com