แผนกใดมีพื้นที่มากกว่า ?ไม่จำเป็นต้องใช้ทุกโต๊ะ
which division had the larger area ?It is not neccessary to use all the tables.
 table_204_891:  id [ number]  "name" [ text]  "hanzi" [ text] 
SELECT "name" FROM table_204_891 ORDER BY "area (km2)" DESC LIMIT 1