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 track (LOCATION VARCHAR, seating INTEGER)
### Question:
Find the locations where have both tracks with more than 90000 seats and tracks with less than 70000 seats.
### Answer:
SELECT LOCATION FROM track WHERE seating > 90000 INTERSECT SELECT LOCATION FROM track WHERE seating < 70000