| appearance as argument number 1 |
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| (subclass AirTransportationSystem TransitSystem) | Transportation.kif 2929-2929 | AirTransportationSystem is a subclass of transit system |
| antecedent |
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| (=> (and (instance ?A AirTransportationSystem) (routeInSystem ?A ?P)) (instance ?P AirTransitway)) |
Transportation.kif 2933-2937 |
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