About: http://webisa.webdatacommons.org/436003663

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	A highly hermetic and highly rigid material such as a glass sheet, a metal sheet, hard aluminum foil or a plastic sheet can be used for this purpose.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com