About: http://webisa.webdatacommons.org/425669868

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	The manual is the standard for all traffic control devices, including traffic signs, pavement markings, signals and other devices used to regulate, warn or guide traffic, LaHood said.
http://www.w3.org/ns/prov#wasQuotedFrom	upi.com