query: SELECT personal_name FROM Course_Authors_and_Tutors INTERSECT SELECT personal_name FROM Students
question: Are Finding a common personal course authors name and students.
query_toks: SELECT personal_name FROM Course_Authors_and_Tutors INTERSECT SELECT personal_name FROM Students
query_toks_no_value: select personal_name from course_authors_and_tutors intersect select personal_name from students
question_toks: Are Finding a common personal course authors name and students.