Person schema (6 attributes)
Matching Attributes:
• first_name → first_name (100%)
• last_name → last_name (100%)
Unique Attributes:
• home_address
• date_of_birth
• phone_number
• email_address
Employee (7 attributes)
Unique Attributes:
• employee_id
• department
• work_email
• salary
• hire_date