SELECT T2.friend FROM Person AS T1 JOIN PersonFriend AS T2 ON T1.name  =  T2.name WHERE T1.name  =  'Bob'
Who are the friends of Bob?
SELECT T2.friend FROM Person AS T1 JOIN PersonFriend AS T2 ON T1.name = T2.name WHERE T1.name = 'Bob '
select t2 . friend from person as t1 join personfriend as t2 on t1 . name = t2 . name where t1 . name = value
Who are the friends of Bob ?