About: http://webisa.webdatacommons.org/168059957

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	A: Airworthiness Directives (ADs) are rules issued by the FAA to mandate actions such as inspections, repairs, data collection, and other operational changes.
http://www.w3.org/ns/prov#wasQuotedFrom	newairplane.com