About: http://webisa.webdatacommons.org/168196369

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	Bitumen or asphalt is a naturally-occurring form of petroleum or crude oil.
http://www.w3.org/ns/prov#wasQuotedFrom	maritimeprofessional.com