About: http://webisa.webdatacommons.org/224148770

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 window is sealed with a thin foil (the window foil to maintain the vacuum and to separate the vacuum from the surrounding area at atmospheric or other conditions).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com