[Richard] bought a book for his father [Francisco]. [Hugh] is a man with a niece named [Carrie]. [Richard] and his sister [Carrie] love to play video games.
('Francisco', 'Hugh')
[Richard] bought a book for his father [Francisco]. [Richard] and his sister [Carrie] love to play video games. [Hugh] is a man with a niece named [Carrie].
[{('Francisco', 'brother', 'Hugh'): [('Francisco', 'daughter', 'Carrie'), ('Carrie', 'uncle', 'Hugh')]}, {('Francisco', 'daughter', 'Carrie'): [('Francisco', 'son', 'Richard'), ('Richard', 'sister', 'Carrie')]}]
['son', 'sister', 'uncle']