About: http://webisa.webdatacommons.org/156516447

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	Well, what this is supposed to be, is a sort of vent that filters the air and allows fresh air to come in, so that the occupants of the shelter will not be without fresh air to breathe.
http://www.w3.org/ns/prov#wasQuotedFrom	mocpages.com