A Physical_individual is an Application_object that has an existence in the world at sometime in its life. A Physical_individual is infinitely complex, so that there are always some aspects of it that are unknown.
A Physical_individual can be one of the following:
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 Physical_individual ABSTRACT SUPERTYPE SUBTYPE OF (Application_object); END_ENTITY; (*