Given these facts: Department (dname). meaning "dname" is the name of a department. Employee (name). meaning "name" is the name of an employee. Manager (name). meaning "name" is the name of an employee who is a manager. Gain (namel, salary). meaning "name1" has the salary "salary". managedBy (namel, name2). meaning "namel" manages "name2". Dept Manager (namel, dname). meaning "name1" manges department "dname". workin (namel, dname). meaning "name" work in deparment "dname". Gender (namel, male). Gender (name2, female). married (namel, name 2). meaning "name1" as husband married "name2" as wife. Provide the datalog expression of these queries below: Find employees who are manage by umar and are male.(5 marks) Find employee who earn more their manager.(5 marks) Find employee who are married to each other but work in different department (5 marks) Find department who are manage by Fatima or Umar.(5 marks) Find departments that is manage by female employee.(5 marks) DATABASE MANAGEMENT SYSTEM