Can you give the corresponding e-r diagram

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Reference no: EM1335727

For each following statement, please give the corresponding E-R diagram (entities and relationship), and the structural constraints (Cardinality and Participation)

a.) A supplier supplies certain number parts for a project, a project uses the parts from the different suppliers, and the same kind parts from different suppliers are used by different projects.

b.) Some employees may be a supervisor of some other employees.

Reference no: EM1335727

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