Find the name of bank branches that provided some loans.
SELECT DISTINCT T1.bname FROM bank AS T1 JOIN loan AS T2 ON T1.branch_id  =  T2.branch_id
SELECT DISTINCT T1.bname FROM bank AS T1 JOIN loan AS T2 ON T1.branch_id  =  T2.branch_id
[{'bname': 'morningside'}, {'bname': 'downtown'}, {'bname': 'broadway'}]