[Louis] and his sister [Marie] went to the movies to watch the newest superhero flick. [Elsie] has a wonderful relationship with her uncle [Pedro]. [Marie] and her daughter [Elsie] went to church. They were both very religious. [Louis] and his brother [Antonio] are fighting again.
('Antonio', 'Pedro')
[Louis] and his brother [Antonio] are fighting again. [Louis] and his sister [Marie] went to the movies to watch the newest superhero flick. [Marie] and her daughter [Elsie] went to church. They were both very religious. [Elsie] has a wonderful relationship with her uncle [Pedro].
[{('Antonio', 'brother', 'Pedro'): [('Antonio', 'sister', 'Marie'), ('Marie', 'brother', 'Pedro')]}, {('Antonio', 'sister', 'Marie'): [('Antonio', 'brother', 'Louis'), ('Louis', 'sister', 'Marie')]}, {('Marie', 'brother', 'Pedro'): [('Marie', 'daughter', 'Elsie'), ('Elsie', 'uncle', 'Pedro')]}]
['brother', 'sister', 'daughter', 'uncle']