[Louis] bought a book for his father [Harold]. [Louis] took his daughter [Nettie] to the bookstore, and bought her some books from her favorite author. [Paul] and his brother [Samuel] went out for lunch. [Paul] had a burger, and [Samuel] had a chicken sandwich. [Nettie] and her brother [Paul] were having a wonderful time at Disneyland.
('Harold', 'Samuel')
[Louis] bought a book for his father [Harold]. [Louis] took his daughter [Nettie] to the bookstore, and bought her some books from her favorite author. [Nettie] and her brother [Paul] were having a wonderful time at Disneyland. [Paul] and his brother [Samuel] went out for lunch. [Paul] had a burger, and [Samuel] had a chicken sandwich.
[{('Harold', 'grandson', 'Samuel'): [('Harold', 'granddaughter', 'Nettie'), ('Nettie', 'brother', 'Samuel')]}, {('Nettie', 'brother', 'Samuel'): [('Nettie', 'brother', 'Paul'), ('Paul', 'brother', 'Samuel')]}, {('Harold', 'granddaughter', 'Nettie'): [('Harold', 'son', 'Louis'), ('Louis', 'daughter', 'Nettie')]}]
['son', 'daughter', 'brother', 'brother']