CREATE TABLE EMPLOYEE (City VARCHAR(255), EmployeeId VARCHAR(255)); CREATE TABLE CUSTOMER (SupportRepId VARCHAR(255), PostalCode VARCHAR(255))
What city does the employee who helps the customer with postal code 70174 live in?
    
SQL: SELECT T2.City FROM CUSTOMER AS T1 JOIN EMPLOYEE AS T2 ON T1.SupportRepId = T2.EmployeeId WHERE T1.PostalCode = "70174"