To distinguish and account for indicators according to the perspectives of different complex systems (and environment) components, we suggest proceeding following the indications provided under the “according to the perspective” annotation property. In this case, regarding the subclasses to create, we recommend establishing axioms restricting to this class.

A role whose realization leads the complex system component to be recognized as a carrier of an indicator value, by some complex system component or complex system environment component according to its/their perspective.