ทีมไหนเป็นฝ่ายตรงข้ามของทีมนี้มากที่สุด ?ไม่จำเป็นต้องใช้โต๊ะทั้งหมด
which team was the opponents of this team the most ?It is not neccessary to use all the tables.
 table_203_344:  id [ number]  "#" [ number]  "date" [ text]  "opponent" [ text]  "score" [ text]  "win" [ text]  "loss" [ text]  "save" [ text]  "attendance" [ number]  "record" [ text] 
SELECT "opponent" FROM table_203_344 GROUP BY "opponent" ORDER BY COUNT(*) DESC LIMIT 1