About: http://webisa.webdatacommons.org/209169481

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	Where two-way communication systems are provided at entrances (in facilities other than residential facilities), they will now be required to have visible as well as audible signals.
http://www.w3.org/ns/prov#wasQuotedFrom	ada.gov