SELECT College FROM submission WHERE Scores  >  90 INTERSECT SELECT College FROM submission WHERE Scores  <  80
Which colleges have both authors with submission score above 90 and authors with submission score below 80?
SELECT College FROM submission WHERE Scores > 90 INTERSECT SELECT College FROM submission WHERE Scores < 80
select college from submission where scores > value intersect select college from submission where scores < value
Which colleges have both authors with submission score above 90 and authors with submission score below 80 ?