<http://webisa.webdatacommons.org/prov/4283332>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261043439> .
<http://webisa.webdatacommons.org/261043439>	<http://www.w3.org/ns/prov#value>	"Some useful pollution attraction agents include minerals, such as clays and phosphates." .
<http://webisa.webdatacommons.org/prov/28449722>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/261043439> .
<http://webisa.webdatacommons.org/261043439>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .
<http://webisa.webdatacommons.org/261043439>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .