About: http://webisa.webdatacommons.org/244481328

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	Aircraft Systems: Knowing the principles of physics is also important in operating machines, including aircrafts.
http://www.w3.org/ns/prov#wasQuotedFrom	becomingapilot.org