SELECT shop_id ,  address FROM shop WHERE score  <  (SELECT avg(score) FROM shop)
Find the id and address of the shops whose score is below the average score.
SELECT shop_id , address FROM shop WHERE score < ( SELECT avg ( score ) FROM shop )
select shop_id , address from shop where score < ( select avg ( score ) from shop )
Find the id and address of the shops whose score is below the average score .