<http://webisa.webdatacommons.org/56823791>	<http://www.w3.org/ns/prov#value>	"A refinery is an industrial process facility where crude oil is refined into products such as fuels and petrochemicals." .
<http://webisa.webdatacommons.org/prov/477880184>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/56823791> .
<http://webisa.webdatacommons.org/prov/4557211>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/56823791> .
<http://webisa.webdatacommons.org/56823791>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<rigzone.com> .
<http://webisa.webdatacommons.org/56823791>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .