SELECT T3.name FROM exhibition_record AS T1 JOIN exhibition AS T2 ON T1.exhibition_id  =  T2.exhibition_id JOIN artist AS T3 ON T3.artist_id  =  T2.artist_id GROUP BY T3.artist_id HAVING avg(T1.attendance)  >  200
Show all artist names with an average exhibition attendance over 200.
SELECT T3.name FROM exhibition_record AS T1 JOIN exhibition AS T2 ON T1.exhibition_id = T2.exhibition_id JOIN artist AS T3 ON T3.artist_id = T2.artist_id GROUP BY T3.artist_id HAVING avg ( T1.attendance ) > 200
select t3 . name from exhibition_record as t1 join exhibition as t2 on t1 . exhibition_id = t2 . exhibition_id join artist as t3 on t3 . artist_id = t2 . artist_id group by t3 . artist_id having avg ( t1 . attendance ) > value
Show all artist names with an average exhibition attendance over 200 .