About: http://webisa.webdatacommons.org/119987725

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	Typically, traffic lights are used as signaling devices and are positioned at places, such as but not limited to road intersections and pedestrian crossings to indicate whether it is safe to proceed.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com