Task: Text to Code
Input (English): SQL: SELECT DISTINCT T2.course_name , T1.login_name FROM Students AS T1 JOIN Courses AS T2 JOIN Student_Course_Enrolment AS T3 ON T1.student_id = T3.student_id AND T3.course_id = T2.course_id
Feedback: No need to find course name .
Output (English): SELECT login_name FROM Course_Authors_and_Tutors INTERSECT SELECT login_name FROM Students