Show the locations that have both performances with more than 2000 attendees and performances with less than 1000 attendees.
SELECT LOCATION FROM performance WHERE Attendance  >  2000 INTERSECT SELECT LOCATION FROM performance WHERE Attendance  <  1000
2000'den fazla katılımcı ile her iki performansa sahip yerleri ve 1000'den az katılımcıyla performansları gösterin.