CREATE TABLE table_name_83 (city VARCHAR2, previous_counference VARCHAR2, ihsaa_class VARCHAR2)

What city has a team in IHSAA class 3a, and previous conference of lake?
SELECT city FROM table_name_83 WHERE previous_counference = "lake" AND ihsaa_class = "3a"
SELECT "city" FROM "table_name_83" WHERE "3a" = "ihsaa_class" AND "lake" = "previous_counference"