PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • British scientists are carrying out research on copper and concluded that copper ions kill these harmful bacteria, a capability not found in any other metals including gold.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wikiquote.org