<http://webisa.webdatacommons.org/263857537>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/49380099>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/263857537> .
<http://webisa.webdatacommons.org/prov/47923968>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/263857537> .
<http://webisa.webdatacommons.org/263857537>	<http://www.w3.org/ns/prov#value>	"Aromatics including benzene and toluene were detected at each of the sources except one of the refinery gas process heater and the utility boiler." .
<http://webisa.webdatacommons.org/263857537>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ca.gov> .