SELECT T1.Official_Name FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID  =  T2.Host_city_ID GROUP BY T2.Host_city_ID HAVING COUNT(*)  >  1
Show the official names of the cities that have hosted more than one competition.
SELECT T1.Official_Name FROM city AS T1 JOIN farm_competition AS T2 ON T1.City_ID = T2.Host_city_ID GROUP BY T2.Host_city_ID HAVING COUNT ( * ) > 1
select t1 . official_name from city as t1 join farm_competition as t2 on t1 . city_id = t2 . host_city_id group by t2 . host_city_id having count ( * ) > value
Show the official names of the cities that have hosted more than one competition .