About: http://webisa.webdatacommons.org/396897235

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 openings may be filled with the conductive material, such as aluminum or copper, to allow electrical contact between circuit elements.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com