About: http://webisa.webdatacommons.org/5835987

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	Indicators 520 preferably are made from a translucent material such as plastic and include one or more lights 540 (FIG. 12) that are mounted within or behind indicators 520.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com