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Relationships
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gas | An Object has the Attribute of Gas if it has neither a fixed volume nor a fixed shape. |
| | liquid | An Object has the Attribute of Liquid if it has a fixed volume but not a fixed shape. |
| | plasma | An extremely energetic PhysicalState that consists of atomic nuclei stripped of electrons. That is, a plasma is composed of positive ions and free electrons. Plasma behaves differently enough from Gas that it is referred to as the fourth state of matter. |
| 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. |
| | attribute | Qualities which we cannot or choose not to reify into subclasses of. |
| | entity | The universal class of individuals. This is the root node of the ontology. |
| | internal attribute | Any Attribute of an Entity that is an internal property of the Entity, e.g. its shape, its color, its fragility, etc. |
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