About: http://webisa.webdatacommons.org/146416526

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	For over 80 years, the United States and other industrialized countries have relied on petroleum as an economical and dependable source of energy.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com