<http://webisa.webdatacommons.org/236793690>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/236793690>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/59901029>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/236793690> .
<http://webisa.webdatacommons.org/236793690>	<http://www.w3.org/ns/prov#value>	"Layer 21 comprises a conductive material such as chromium, aluminum, alloys thereof, and/or silicon." .