About: http://webisa.webdatacommons.org/333487977

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	Additionally, emergency lighting systems that can be autonomously activated, apart from a principal source of conventional power, are frequently utilized and sometimes even required by building codes and other regulations.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com