Write a relational algebra query that produces a relation showing students who have taken sections taught by their advisors

A section is identified by $($course$\_$id$,$ sec$\_$id$,$ semester, year$)$

Your output should have the following columns $($names should match exactly; there should be no prefixes$)$:

student$\_$name

instructor$\_$name

course$\_$id

sec$\_$id

semester

year

grade

You should use the takes, teaches, advisor, student, and instructor tables