About: http://webisa.webdatacommons.org/10069232

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	out only on an exchange, board of trade or other trading facility, which provides a secondary market for such futures.
http://www.w3.org/ns/prov#wasQuotedFrom	sec.gov