About: http://webisa.webdatacommons.org/229441470

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	Such sensors may be used to convey to the motorist information relating to traffic signs, such as STOP, but this requires that sensors be built into the road surface, requiring significant modification to the existing infrastructure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com