1. Problem #1 (Real Estate Firm)
Location EmpID
Works
EmpName
OfficeNum
Sales Office Employee
Manages
Address
Lists ZipCode
State OwnerID Name
Location
PropertyID City
Percent_Owned
Property Has Owner

2. Problem #2 (Musicana Records)
City Street
Title
Phone
Address
Author
Name
Musician Performs Song
ID
Has
Plays
Produces
Album ID
Copyright
Date
Music Key
Title
Name
Album
Instrument

3. Problem #3 (Bank System)
LastTransActionDate CustomerID
Name
Amount
Address
Acc
Number
Phone
Has
Account Customer
TransNum
Makes
Amount
Date
Address
Time
Name
Phone
Type
Transaction
Belongs
Branch
To

4. Problem #4 (Hospital)
ConsultantNum
Location DOB Name
Name
WardNum Is Assigned
To
PatienID
Ward Hosts Patient Consultant
Examines
Serves Time
In
Date
Brand
Supervises
Name
Dosage
Gives Attribute
NurseNum
Name
Address
CodeNum
Name
Nurse Drug