CREATE TABLE table_19432 ("School Year" CLOB, "Class A" CLOB, "Class AA" CLOB, "Class AAA" CLOB, "Class AAAA" CLOB, "Class AAAAA" CLOB)

Who was the Class AA winner when Plains was Class A winner and Lubbock was Class AAAAA winner?
SELECT "Class AA" FROM table_19432 WHERE "Class A" = 'Plains' AND "Class AAAAA" = 'Lubbock'
SELECT "Class AA" FROM "table_19432" WHERE "Class A" = 'Plains' AND "Class AAAAA" = 'Lubbock'