About: http://webisa.webdatacommons.org/314894854

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	noun [mass noun] A complex fossilized organic material, found in oil shale and other sedimentary rock, which is insoluble in common organic solvents and yields petroleum products on distillation.
http://www.w3.org/ns/prov#wasQuotedFrom	oxforddictionaries.com