About: http://webisa.webdatacommons.org/355182529

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 addition, verbal messages fill gaps of pulsating sounds to instruct the individual to take necessary courses of action during fire, smoke and other similar emergencies.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es