CREATE TABLE table_name_90 (incumbent VARCHAR2, results VARCHAR2, first_elected VARCHAR2)

Who is the incumbent that has been in office since before 1996 and was again re-elected?
SELECT incumbent FROM table_name_90 WHERE results = "re-elected" AND first_elected < 1996
SELECT "incumbent" FROM "table_name_90" WHERE "first_elected" < 1996 AND "re-elected" = "results"