About: http://webisa.webdatacommons.org/312942145

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 gap, for example an air gap, may be very small so that this embodiment has a sandwich shape.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com