(subclass Rocket Aircraft) | Transportation.kif 2592-2592 | Rocket is a subclass of aircraft |
(subclass Rocket Spacecraft) | Mid-level-ontology.kif 17719-17719 | Rocket is a subclass of spacecraft |
(subclass Rocket Projectile) | Mid-level-ontology.kif 22074-22074 | Rocket is a subclass of projectile |
(subclass RPG Rocket) | MilitaryDevices.kif 1301-1301 | RPG is a subclass of rocket |