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 Likes (student_id VARCHAR, liked_id VARCHAR); CREATE TABLE Friend (student_id VARCHAR, liked_id VARCHAR)
### Question:
Show the ids of high schoolers who have friends and are also liked by someone else.
### Answer:
SELECT student_id FROM Friend INTERSECT SELECT liked_id FROM Likes