ฝ่ายใดมีจำนวนที่นั่งมากที่สุด ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
which party had the most number of seats ?It is not neccessary to use all the tables.
 table_204_690:  id [ number]  "election" [ number]  "seats" [ number]  "notes" [ text] 
SELECT "party name" FROM table_204_690 ORDER BY "seats" DESC LIMIT 1