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(subclass Rocket Aircraft) Transportation.kif 2592-2592 Rocket is a subclass of aircraft
(subclass Rocket Spacecraft) Mid-level-ontology.kif 17566-17566 Rocket is a subclass of spacecraft
(subclass Rocket Projectile) Mid-level-ontology.kif 22154-22154 Rocket is a subclass of projectile
(subclass RPG Rocket) MilitaryDevices.kif 1301-1301 RPG is a subclass of rocket

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