PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the coming years, 3D printing technology could evolve to enable printing of metals including precious metals such as silver and gold.
http://www.w3.org/ns/prov#wasQuotedFrom
  • citywire.co.uk