CREATE TABLE student (fname VARCHAR(255), stuid VARCHAR(255)); CREATE TABLE lives_in (stuid VARCHAR(255), dormid VARCHAR(255)); CREATE TABLE dorm (dormid VARCHAR(255), dorm_name VARCHAR(255))
Find the first name of students who are living in the Smith Hall.
    
SQL: SELECT T1.fname FROM student AS T1 JOIN lives_in AS T2 ON T1.stuid = T2.stuid JOIN dorm AS T3 ON T3.dormid = T2.dormid WHERE T3.dorm_name = 'Smith Hall'