CREATE TABLE people (people_id NUMBER, name CLOB, height NUMBER, weight NUMBER, date_of_birth CLOB)
CREATE TABLE entrepreneur (entrepreneur_id NUMBER, people_id NUMBER, company CLOB, money_requested NUMBER, investor CLOB)

What are the investors who have invested in both entrepreneurs who requested more than 140000 and entrepreneurs who requested less than 120000?
SELECT investor FROM entrepreneur WHERE money_requested > 140000 INTERSECT SELECT investor FROM entrepreneur WHERE money_requested < 120000
SELECT "investor" FROM "entrepreneur" WHERE "money_requested" > 140000 INTERSECT SELECT "investor" FROM "entrepreneur" WHERE "money_requested" < 120000