About: http://webisa.webdatacommons.org/399455903

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	fixing systems, including aircraft identification, four-dimensional position and additional data as appropriate. ???ADS data is displayed to the controller on a screen that resembles a radar screen.
http://www.w3.org/ns/prov#wasQuotedFrom	aai.aero