About: http://webisa.webdatacommons.org/76462910

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	In some cases, they are used to supplement the regulations or warnings of other devices such as traffic signs and signals.
http://www.w3.org/ns/prov#wasQuotedFrom	cityofredlands.org