<http://webisa.webdatacommons.org/113692903>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/296183796>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/113692903> .
<http://webisa.webdatacommons.org/113692903>	<http://www.w3.org/ns/prov#value>	"The main sources of the pollutants that cause ozone are cars and trucks, coal-fired power plants and other industry." .
<http://webisa.webdatacommons.org/113692903>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<state.nc.us> .