About: http://webisa.webdatacommons.org/81460531

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 large number of control systems for traffic signals detect small vehicles, including bicycles and motorcycles, by relying primarily on inductive loop detectors (ILDs), a type of in-roadway sensor.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov