<http://webisa.webdatacommons.org/157881977>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/157881977>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<fws.gov> .
<http://webisa.webdatacommons.org/prov/290607527>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157881977> .
<http://webisa.webdatacommons.org/prov/317098189>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157881977> .
<http://webisa.webdatacommons.org/157881977>	<http://www.w3.org/ns/prov#value>	"Hazardous substances including lead and mercury were discharged to Acid Brook and have migrated downstream, although the overall nature and extent of contamination has not yet been determined." .