<http://webisa.webdatacommons.org/324890950>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<gracelinks.org> .
<http://webisa.webdatacommons.org/324890950>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/324890950>	<http://www.w3.org/ns/prov#value>	"Coal ash contains arsenic, chromium, cadmium, mercury and other heavy metals." .
<http://webisa.webdatacommons.org/prov/38022255>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324890950> .
<http://webisa.webdatacommons.org/prov/37730807>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324890950> .
<http://webisa.webdatacommons.org/prov/31201484>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324890950> .