About: http://webisa.webdatacommons.org/280447542

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	Petrol is an organic substance derived from crude oil found underground.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com