Suppose that a college had one dormitory with many rooms. The dormitory entity, which is a DORMITORY ROOM entity since there is only one dorm, has the attributes room number and single/double (meaning there are private rooms and double rooms). Let us suppose the STUDENT entity in this case contains the attributes student_number and student name and home telephone number. Draw the ER diagram using the Chen-like model. Follow the methodology and include all English descriptions of your diagram. Map the ER diagram to a relational database.