<http://webisa.webdatacommons.org/prov/110598094>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180774533> .
<http://webisa.webdatacommons.org/180774533>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/180774533>	<http://www.w3.org/ns/prov#value>	"The well head product typically comprises a mix of oil, gas, water and other contaminants." .
<http://webisa.webdatacommons.org/prov/208602994>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/180774533> .
<http://webisa.webdatacommons.org/180774533>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freshpatents.com> .