SELECT Denomination FROM school WHERE Founded  <  1890 INTERSECT SELECT Denomination FROM school WHERE Founded  >  1900
Show the denomination shared by schools founded before 1890 and schools founded after 1900
SELECT Denomination FROM school WHERE Founded < 1890 INTERSECT SELECT Denomination FROM school WHERE Founded > 1900
select denomination from school where founded < value intersect select denomination from school where founded > value
Show the denomination shared by schools founded before 1890 and schools founded after 1900