[Cindy] and her daughter [Natasha] went out to dinner. [Francisco] and his son [Richard] went to the store. [Francisco] asked his daughter [Natasha] if she needed anything.
('Cindy', 'Richard')
[Cindy] and her daughter [Natasha] went out to dinner. [Francisco] and his son [Richard] went to the store. [Francisco] asked his daughter [Natasha] if she needed anything.
[{('Cindy', 'son', 'Richard'): [('Cindy', 'daughter', 'Natasha'), ('Natasha', 'brother', 'Richard')]}, {('Natasha', 'brother', 'Richard'): [('Natasha', 'father', 'Francisco'), ('Francisco', 'son', 'Richard')]}]
['daughter', 'father', 'son']