<http://webisa.webdatacommons.org/prov/360924519>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/195474818> .
<http://webisa.webdatacommons.org/195474818>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<epa.gov> .
<http://webisa.webdatacommons.org/195474818>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/195474818>	<http://www.w3.org/ns/prov#value>	"The soil is contaminated with heavy metals including arsenic, chromium, and lead." .