Question: Design an EER schema for a database application that you are interested in. Specify all constraints that should hold on the database. Make sure that

Design an EER schema for a database application that you are interested in. Specify all constraints that should hold on the database. Make sure that the schema has at least five entity types, four relationship types, a weak entity type, a super class/subclass relationship, a category, and an nary (n > 2) relationship type.

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