ในปี 1988 Metro Champion คนไหนได้รองแชมป์ Memphis State?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
In 1988 what Metro Champion had a Runner-up of Memphis State?It is not neccessary to use all the tables.
 table_name_73:  (metro_champion [ VARCHAR ] runner_up [ VARCHAR ] year [ VARCHAR) ]
SELECT metro_champion FROM table_name_73 WHERE runner_up = "memphis state" AND year = 1988