PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A diamond is the oldest item that anyone can own - it is three billion years in age, a strategic and high tech super material for our technological society that is formed in the earth's interior and shot to the surface by extraordinary volcanoes.
http://www.w3.org/ns/prov#wasQuotedFrom
  • diamondsonweb.com