<http://webisa.webdatacommons.org/prov/360883474>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/225415050> .
<http://webisa.webdatacommons.org/225415050>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<tspr.org> .
<http://webisa.webdatacommons.org/225415050>	<http://www.w3.org/ns/prov#value>	"When coal ash spilled into the water after a pipe broke, in went arsenic, selenium and other heavy metals." .
<http://webisa.webdatacommons.org/225415050>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .