รอบ 4 จะอยู่ตำแหน่งไหน?ไม่จำเป็นต้องใช้ทุกโต๊ะ
A round of 4 is in what position?It is not neccessary to use all the tables.
 table_name_38:  (position [ VARCHAR ] round [ VARCHAR) ]
SELECT position FROM table_name_38 WHERE round = 4