About: http://webisa.webdatacommons.org/112989136

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	This opening is closed by a opening/closing means such as a shutter, or it is isolated by an air curtain, and thus the atmosphere within each cleaning treatment chamber is prevented from leaking out.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com