[Dorothy] made breakfast for her sister [Marie]. [Marie]'s brother [Antonio] sat down at the table with a bowl of cereal. [Dorothy] loved spending the day at the park with her brother [Louis] and his son [Paul]
('Antonio', 'Paul')
[Dorothy] made breakfast for her sister [Marie]. [Marie]'s brother [Antonio] sat down at the table with a bowl of cereal. [Dorothy] loved spending the day at the park with her brother [Louis] and his son [Paul]
[{('Antonio', 'nephew', 'Paul'): [('Antonio', 'brother', 'Louis'), ('Louis', 'son', 'Paul')]}, {('Antonio', 'brother', 'Louis'): [('Antonio', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Louis')]}, {('Antonio', 'sister', 'Dorothy'): [('Antonio', 'sister', 'Marie'), ('Marie', 'sister', 'Dorothy')]}]
['sister', 'sister', 'brother', 'son']