<http://webisa.webdatacommons.org/prov/371382437>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/181676589> .
<http://webisa.webdatacommons.org/181676589>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/181676589>	<http://www.w3.org/ns/prov#value>	"Other metals can be used; but it is important that there are two different kinds of metal." .
<http://webisa.webdatacommons.org/181676589>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wikipedia.org> .