Given the following relational database schema:

Student = (SSN, Name, Major)

Course = ( CourseNumber , CourseTitle, NumberOfUnits, RoomNumber, DayTime), where DayTime is of the form MW 1:0-2:00.

Enrollment = (SSN , CourseNumber, Grade)

Express the following queries using AQL statements with minimum number of tables and operations.

List the name of every student whose name starts with the letter S and ends with the letter M, and has earned the grade B in at least one course.