About: http://webisa.webdatacommons.org/113734355

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	The study estimated that as many as 100 cities in the U.S. use audible pedestrian signals, and they were reported to be used in Australia, Japan, Canada, Great Britain, and other countries in Europe.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov