<http://webisa.webdatacommons.org/177275416>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/177275416>	<http://www.w3.org/ns/prov#value>	"Silica is a mineral that is prepared synthetically." .
<http://webisa.webdatacommons.org/prov/449648233>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/177275416> .
<http://webisa.webdatacommons.org/177275416>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<raisinrack.com> .