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KB Term: 

  instance

Sigma KEE - instance
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
instance
An object is an instance of a Class if it is included in that Class. An individual may be an instance of many classes, some of which may be subclasses of others. Thus, there is no assumption in the meaning of instance about specificity or uniqueness.
Relationships      
Children element(element ?ENTITY ?SET) is true just in case ?ENTITY is contained in the Set ?SET. An Entity can be an element of another Entity only if the latter is a Set.
 immediateInstanceAn object is an immediateInstance of a Class if it is an instance of the Class and it is not an instance of a proper subclass of Class.
InstancesAstrattoProperties 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.
 PredicatoBinarioA Predicate relating two items - its valence is two.
 RelazioneBinariaBinaryRelations are relations that are true only of pairs of things. BinaryRelations are represented as slots in frame systems.
 Entit�The universal class of individuals. This is the root node of the ontology.
 InheritableRelationThe class of Relations whose properties can be inherited downward in the class hierarchy via the subrelation Predicate.
 PredicatoA Predicate is a sentence-forming Relation. Each tuple in the Relation is a finite, ordered sequence of objects. The fact that a particular tuple is an element of a Predicate is denoted by '(*predicate* arg_1 arg_2 .. arg_n)', where the arg_i are the objects so related. In the case of BinaryPredicates, the fact can be read as `arg_1 is *predicate* arg_2' or `a *predicate* of arg_1 is arg_2'.
 RelazioneThe Class of relations. There are two kinds of Relation: Predicate and Function. Predicates and Functions both denote sets of ordered n-tuples. The difference between these two Classes is that Predicates cover formula-forming operators, while Functions cover term-forming operators.
Belongs to Class Entit�


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