<http://webisa.webdatacommons.org/prov/90623878>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/439668077> .
<http://webisa.webdatacommons.org/439668077>	<http://www.w3.org/ns/prov#value>	"For this purpose, various metals such as gold, silver, bronze, nickel, or aluminum can be used." .
<http://webisa.webdatacommons.org/439668077>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/8173422>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/439668077> .
<http://webisa.webdatacommons.org/439668077>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .