| (subclass Engine Transducer) | Mid-level-ontology.kif 1724-1724 | Engine est une sous-classe de Transducer |
| (subclass SteamEngine Engine) | Mid-level-ontology.kif 1748-1748 | SteamEngine est une sous-classe de Engine |
| (subclass Turbine Engine) | Mid-level-ontology.kif 1752-1752 | Turbine est une sous-classe de Engine |
| (subclass InternalCombustionEngine Engine) | Mid-level-ontology.kif 1760-1760 | InternalCombustionEngine est une sous-classe de Engine |
| (subclass ElectricMotor Engine) | Mid-level-ontology.kif 1779-1779 | ElectricMotor est une sous-classe de Engine |
| (subclass OutboardEngine Engine) | Cars.kif 4336-4336 | OutboardEngine est une sous-classe de Engine |
|
|