About: http://webisa.webdatacommons.org/322565688

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	(2) The sign shall be positioned at such height as to be readily visible to following drivers and:
http://www.w3.org/ns/prov#wasQuotedFrom	state.or.us