About: http://webisa.webdatacommons.org/420587352

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	e signs, turn prohibition signs, pavement markings, separate turn signal indications, or other traffic control devices.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov