About: http://webisa.webdatacommons.org/243371242

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	In the lighting of rooms, particularly larger rooms such as are found in office and industrial buildings, it is now common to provide a false ceiling below light fixtures to provide, in effect, a luminous ceiling.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com