CREATE TABLE table_14603057_2 (class_aA VARCHAR(255), class_a VARCHAR(255), class_aAAAA VARCHAR(255), Lubbock VARCHAR(255))
Who was the Class AA winner when Plains was Class A winner and Lubbock was Class AAAAA winner?
    
SQL: SELECT class_aA FROM table_14603057_2 WHERE class_a = "Plains" AND class_aAAAA = Lubbock