PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Secondly, The later or polished Stone age; a period characterized by beautiful weapons and instruments made of flint and other kinds of stone, in which, however we find no trace of the knowledge of any metal, excepting gold, which seems to have been sometimes used for ornaments.
http://www.w3.org/ns/prov#wasQuotedFrom
  • historyofinformation.com