PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • White gold is usually an alloy of gold and a white metal such as silver and palladium.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fizzicseducation.com.au