About: http://webisa.webdatacommons.org/247280078

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	My initial answer was to suggest he visit the floor of the Chicago Mercantile Exchange, where commodities such as wheat, cotton, silver, and gold are traded.
http://www.w3.org/ns/prov#wasQuotedFrom	libertarianism.org