About: http://webisa.webdatacommons.org/280725428

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The substrate, whatever it might be, may have an optional underlying film (preferably an insulating film composed mainly of silicon).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com