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abstract_object

An <abstract_object> is a <thing> that does not exist in space-time.

EXPRESS specification:

ENTITY abstract_object
ABSTRACT SUPERTYPE
SUBTYPE OF ( thing);
END_ENTITY;

References (4):

Name Type Referred through Express-G
class Entity
Supertype
Diagram 2
multidimensional_object Entity
Supertype
Diagram 4
relationship Entity
Supertype
Diagram 11
thing Entity
Subtype
Diagram 1

Inheritance graph

ENTITY abstract_object;
ENTITY thing;
id  :  STRING;
record_copy_created  :  OPTIONAL representation_of_Gregorian_date_and_UTC_time;
record_created  :  OPTIONAL representation_of_Gregorian_date_and_UTC_time;
record_creator  :  OPTIONAL possible_individual;
record_logically_deleted  :  OPTIONAL representation_of_Gregorian_date_and_UTC_time;
why_deleted  :  OPTIONAL class_of_information_representation;
ENTITY abstract_object;
END_ENTITY;