SELECT T2.f1 FROM user_profiles AS T1 JOIN follows AS T2 ON T1.uid  =  T2.f2 WHERE T1.name  =  "Mary" OR T1.name  =  "Susan"
Find the id of users who are followed by Mary or Susan.
SELECT T2.f1 FROM user_profiles AS T1 JOIN follows AS T2 ON T1.uid = T2.f2 WHERE T1.name = `` Mary '' OR T1.name = `` Susan ''
select t2 . f1 from user_profiles as t1 join follows as t2 on t1 . uid = t2 . f2 where t1 . name = value or t1 . name = value
Find the id of users who are followed by Mary or Susan .