About: http://webisa.webdatacommons.org/346691478

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	MR levels account for such factors as vehicle type, headlamp design, drivers' visual capabilities, roadway type, traffic speed, and the necessary maneuver as dictated by a sign message.
http://www.w3.org/ns/prov#wasQuotedFrom	dot.gov