[David] took her daughter [Marie] and her mother [Frances] car shopping. [Lena] likes going to the mall with her aunt [Marie].
('Frances', 'Lena')
[David] took her daughter [Marie] and her mother [Frances] car shopping. [Lena] likes going to the mall with her aunt [Marie].
[{('Frances', 'daughter', 'Lena'): [('Frances', 'daughter', 'David'), ('David', 'sister', 'Lena')]}, {('David', 'sister', 'Lena'): [('David', 'daughter', 'Marie'), ('Marie', 'aunt', 'Lena')]}]
['daughter', 'daughter', 'aunt']