<http://webisa.webdatacommons.org/prov/450554743>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/93728179> .
<http://webisa.webdatacommons.org/prov/453091880>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/93728179> .
<http://webisa.webdatacommons.org/93728179>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/93728179>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<theatlantic.com> .
<http://webisa.webdatacommons.org/93728179>	<http://www.w3.org/ns/prov#value>	"Instead, petroleum occurs as a crazy stew of different compounds: oil of various grades mixed with methane, ethane, propane, butane, and other hydrocarbons." .