Create an ER diagram from MS Access based on the following requirements. Show entities, relationships, and attributes. Then convert into a relational schema. Show all tables, primary key, foreign key and referential integrity lines.

Pet-Health is a pet health care business that keeps track of:

• For each employed veterinarian: vname, unique SSN, and a unique vid (veterinarians id).
• For each client (pet owner): cname, a unique cid (clients id), and multiple phone numbers
• For each pet patient: pname, ptype, and a unique pid (pets id)
• For each employed vet-technician: vtechname, unique SSN, and a unique vtechid (vet technicians id).

Additional requirements:

• Each veterinarian has at least one and up to 25 clients (owners) assigned to him/her Each client (owner) is assigned to exactly one veterinarian
• Each pet belongs to exactly one client (owner) Clients (owners) can have many pets (Pet Health only keeps track of clients whose pets are treated by Pet Health)
• Each veterinarian can work with up to 5 vet-technician but does not have to work with any Each vet-technician must work with at least two veterinarians but can work with up to 10 veterinarians
• Pet Health keeps track of the date when a veterinarian started working with a particular vet-technician
• A veterinarian does not have to mentor any veterinarians, but may mentor up to 3 other veterinarians A veterinarian is either mentored by one veterinarian or does not have a mentor