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Term 1: Term 2:

(=>
    (instance ?C AircraftCarrier)
    (hasPurpose ?C
        (exists (?A ?T ?CLASS)
            (and
                (instance ?A Aircraft)
                (patient ?T ?A)
                (instance ?T ?CLASS)
                (or
                    (and
                        (capability ?CLASS origin ?C)
                        (subclass ?CLASS TakingOff))
                    (and
                        (capability ?CLASS destination ?C)
                        (subclass ?CLASS Landing ?C)))))))
Transportation.kif 2630-2644
(subclass AircraftCarrier MilitaryShip) Transportation.kif 2626-2626 Aircraft carrier is a subclass of military ship
(subclass AircraftCarrier MilitaryAirport) MilitaryProcesses.kif 2783-2783 Aircraft carrier is a subclass of military airport


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