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Sigma KEE - On
KB Term: 

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
On
This is used to assert that an object is on top of another object, and it is derived from the up/down schema and involves contact.
Relationships      
InstancesAbstractProperties 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.
 AntiSymmetricPositionalAttributeAntiSymmetricPositionalAttribute is the class of PositionalAttribute that hold in only one direction. I.e. two objects cannot simulataneously be On each other.
 AttributeQualities which we cannot or choose not to reify into subclasses of.
 EntityLa clase universal de individuos. Es el nodo principal de la ontologĂ­a.
 PositionalAttributeAttributes characterizing the orientation of an Object, e.g. Vertical versus Horizontal, Left versus Right etc.
 RelationalAttributeAny 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 PositionalAttribute


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