About: http://webisa.webdatacommons.org/7001992

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	systems, and from trusted users of the systems, such as controllers or pilots, who might inadvertently cause harm.??? Speaking with FAA officials and
http://www.w3.org/ns/prov#wasQuotedFrom	tech-talk-with-craig-peterson.com