'''
Write a SQL query to get a list of tenants who are renting more than one apartment.

Hints: 408
'''


def multi_apts(s):
    pass

if __name__ == '__main__':
    assert multi_apts('') ==
    assert multi_apts('') ==
    assert multi_apts('') ==
    assert multi_apts('') ==
    assert multi_apts('') ==
