Context: CREATE TABLE Student (Lname VARCHAR, StuID VARCHAR); CREATE TABLE Sportsinfo (StuID VARCHAR, onscholarship VARCHAR)
Question: Show last names for all student who are on scholarship.
Answer: SELECT T2.Lname FROM Sportsinfo AS T1 JOIN Student AS T2 ON T1.StuID = T2.StuID WHERE T1.onscholarship = 'Y'