E6 Destruction
E12 Production
E18 Physical Thing
E21 Person
E24 Physical Man-Made Thing
E28 Conceptual Object
E63 Beginning of Existence
E64 End of Existence
E65 Creation
E66 Formation
E67 Birth
E68 Dissolution
E69 Death
E74 Group
E77 Persistent Item
E81 Transformation
Motivation for this unit has been expert knowledge about the coming into existence and end of existence of different items, as well as interpretation of characteristic database schema elements from relevant collection management systems.