About: http://webisa.webdatacommons.org/394277602

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	A noise signal may be caused by a number of things, for instance the ignition systems of cars, trucks, tanks and other motor vehicles which
http://www.w3.org/ns/prov#wasQuotedFrom	google.com