การแข่งขันใดที่ปรากฏมากที่สุดบนโต๊ะ ?ไม่จำเป็นต้องใช้ทุกโต๊ะ
which competition appears the most on the table ?It is not neccessary to use all the tables.
 table_203_763:  id [ number]  "year" [ number]  "competition" [ text]  "venue" [ text]  "position" [ text]  "notes" [ text] 
SELECT "competition" FROM table_203_763 GROUP BY "competition" ORDER BY COUNT(*) DESC LIMIT 1