<http://webisa.webdatacommons.org/prov/65909195>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/22197605> .
<http://webisa.webdatacommons.org/22197605>	<http://www.w3.org/ns/prov#value>	"That event highlighted the instability of the pile, which also contains contaminants such as arsenic, cadmium, lead, manganese and zinc, among others." .
<http://webisa.webdatacommons.org/22197605>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wordpress.com> .
<http://webisa.webdatacommons.org/22197605>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .