A Application_object is a Physical_individual or a Class.
NOTE - This application object has been defined to indicate the common semantics of other application objects which are specialisations or populations of it. This application object has no interpretation on to the MIM. Instead each of its subtypes is interpreted separately.
EXPRESS specification:
*) ENTITY Application_object ABSTRACT SUBTYPE OF (ONEOF ( Class, Physical_individual)); END_ENTITY; (*