Relationships
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Instances | Abstract | Properties or qualities as distinguished from any particular embodiment of the properties/qualities in a physical medium. Instances of Abstract can be said to exist in the same sense as mathematical objects such as sets and relations, but they cannot exist at a particular place and time without some physical encoding or embodiment. |
| AirportByRunwaySurface | AirportByRunwaySurface is a subclass of AirportClassification attributes used to describe an airport according to the surface type of its longest runway. |
| AirportClassification | AirportClassification is a class of Attributes for representing systems that categorize Airports according to some criteria. There are several such systems, including the International Civil Aviation Organization categories A to E, based on runway lengths, the Federal Aviation Administration system associated with airport functions, and the airport categorization by runway length used in the CIA World Fact Book. |
| Attribute | Qualities which we cannot or choose not to reify into subclasses of. |
| Entity | La clase universal de individuos. Es el nodo principal de la ontologĂa. |
| RelationalAttribute | Any Attribute that an Entity has by virtue of a relationship that it bears to another Entity or set of Entities, e.g. SocialRoles and PositionalAttributes. |
Belongs to Class
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