Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE Student_Course_Enrolment (student_id VARCHAR); CREATE TABLE Students (middle_name VARCHAR, student_id VARCHAR)
### Question:
Find the student ID and middle name for all the students with at most two enrollments.
### Answer:
SELECT T1.student_id, T2.middle_name FROM Student_Course_Enrolment AS T1 JOIN Students AS T2 ON T1.student_id = T2.student_id GROUP BY T1.student_id HAVING COUNT(*) <= 2