About: http://webisa.webdatacommons.org/212256388

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 understanding now is that platinum and other minerals are not included since they come under the heading of futures".
http://www.w3.org/ns/prov#wasQuotedFrom	millbanksystems.com