About: http://webisa.webdatacommons.org/86185449

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 series of holes, much like the ventilation and intumescent material holes, allows air and other matter to travel between floors and rooms in a building, or between the outside of a building and the interior of a building.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com