| Description Property | Specifies a brief description of the entity or relationship. | 
| HelpText Property | Specifies the Help information for the entity that is specified when the model is created. | 
| InstanceValues | Specifies the known instance values for the entity. | 
| IsMajor Property | Specifies whether the entity stands alone or is an attribute of another entity. | 
| ObjectID Property | Specifies the object identifier for the entity or relationship. | 
| ObjectType Property | Specifies whether the object is an entity or relationship. | 
| Parent Property | Specifies the parent entity if the entity is an attribute of another entity. | 
| Plural Property | Specifies the plural form of the main noun describing the entity. | 
| Singular Property | Specifies the singular form of the main noun describing the entity. | 
| SummaryText Property | Specifies a list of relationships in which the entity participates. The list is in the form of English sentences. | 
| Synonyms Property | Specifies the array of strings that are synonyms for the entity. | 
| Values Property | Sets the particular instance values that will be used during the generation of questions. |