[Frances] invited her daughter, [Lynn], for a weekend cruise to the Bahamas. [Lynn] could n't go because she could n't find a babysitter for her daughter, [Dolores], and [Dolores]'s brother, [Joseph].
('Frances', 'Joseph')
[Frances] invited her daughter, [Lynn], for a weekend cruise to the Bahamas. [Lynn] could n't go because she could n't find a babysitter for her daughter, [Dolores], and [Dolores]'s brother, [Joseph].
[{('Frances', 'grandson', 'Joseph'): [('Frances', 'granddaughter', 'Dolores'), ('Dolores', 'brother', 'Joseph')]}, {('Frances', 'granddaughter', 'Dolores'): [('Frances', 'daughter', 'Lynn'), ('Lynn', 'daughter', 'Dolores')]}]
['daughter', 'daughter', 'brother']