About: http://webisa.webdatacommons.org/366578171

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	Oil is a physical commodity, although speculation can swamp the markets for months at a time (as I found out expensively, once).
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com