PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What are Commodities and How Are They Traded?Jan 24, 2013 ?? A commodity is a product, which is of uniform quality and traded across various markets.
http://www.w3.org/ns/prov#wasQuotedFrom
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