<http://webisa.webdatacommons.org/prov/484078607>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/242531734> .
<http://webisa.webdatacommons.org/242531734>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<cdc.gov> .
<http://webisa.webdatacommons.org/prov/393507135>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/242531734> .
<http://webisa.webdatacommons.org/242531734>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/242531734>	<http://www.w3.org/ns/prov#value>	"In the United States, lead is mined mainly in Alaska and Missouri." .