| (subclass Rocket Aircraft) | Transportation.kif 3123-3123 | Rocket is a subclass of aircraft |
| (subclass Rocket Spacecraft) | Mid-level-ontology.kif 19270-19270 | Rocket is a subclass of spacecraft |
| (subclass Rocket Projectile) | Mid-level-ontology.kif 23717-23717 | Rocket is a subclass of projectile |
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