For the schema, (shown below, with primary keys indicated), write RA query for each of the following. (State any reasonable assumptions if necessary.) You may write a query in several steps

Employee (person_name, street, city)

Works (person_name, company_name, salary)

Company (company_name, city)

(a) Find the names of all employees in this database who do NOT live in the same city as the company for which they work. [Note: You should understand what the same city as the company for which they work means.]

(b) Find the total number of employees in the company which has the minimum number of employees.