CREATE TABLE building (building_id CLOB, name CLOB, street_address CLOB, years_as_tallest CLOB, height_feet NUMBER, floors NUMBER)
CREATE TABLE protein (common_name CLOB, protein_name CLOB, divergence_from_human_lineage NUMBER, accession_number CLOB, sequence_length NUMBER, sequence_identity_to_human_protein CLOB, institution_id CLOB)
CREATE TABLE institution (institution_id CLOB, institution CLOB, location CLOB, founded NUMBER, type CLOB, enrollment NUMBER, team CLOB, primary_conference CLOB, building_id CLOB)

Show the institution type with an institution founded after 1990 and an institution with at least 1000 enrollment.
SELECT type FROM institution WHERE founded > 1990 AND enrollment >= 1000
SELECT "type" FROM "institution" WHERE "enrollment" >= 1000 AND "founded" > 1990