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Consider the following database schema for Medicines and contracts with different suppliers. Medicine ( Medicine-ID, Medicine-Name, CountryID, CountryName) Contract ( Medicine-ID, supplierID, startDate, endDate, supplierName)

Consider the following database schema for Medicines and contracts with different suppliers.

Medicine ( Medicine-ID, Medicine-Name, CountryID, CountryName)

Contract ( Medicine-ID, supplierID, startDate, endDate, supplierName)

Based on the given primary keys and assuming that Medicine and Contract relations are in 1NF, clearly show (step-by-step) how to decompose the relations to 3NF.

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