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KB:
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Formal Language:
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| AirTransportationSystem(air transportation system) |
| appearance as argument number 1 |
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| (subclass AirTransportationSystem TransitSystem) | Transportation.kif 4037-4037 | Air transportation system is a subclass of transit system |
| (documentation AirTransportationSystem EnglishLanguage "A AirTransportationSystem is the subclass of TransitSystem whose routes are AirTransitway.") | Transportation.kif 4038-4039 | Air transportation system is a subclass of transit system |
| appearance as argument number 2 |
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| (termFormat EnglishLanguage AirTransportationSystem "air transportation system") | Transportation.kif 4040-4040 |
| antecedent |
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| (=> (and (instance ?A AirTransportationSystem) (routeInSystem ?A ?P)) (instance ?P AirTransitway)) |
Transportation.kif 4042-4046 | If X is an instance of air transportation system and Y is a route in system of X, then Y is an instance of air transitway |