[Frances] and her daughter [Cindy] were enjoying some tea time. [Cindy] received a call from her sister [David], asking to visit her and her son [Bobby] afterwards.
('Frances', 'Bobby')
[Frances] and her daughter [Cindy] were enjoying some tea time. [Cindy] received a call from her sister [David], asking to visit her and her son [Bobby] afterwards.
[{('Frances', 'grandson', 'Bobby'): [('Frances', 'daughter', 'David'), ('David', 'son', 'Bobby')]}, {('Frances', 'daughter', 'David'): [('Frances', 'daughter', 'Cindy'), ('Cindy', 'sister', 'David')]}]
['daughter', 'sister', 'son']