[Marie] was mad at her brother [Antonio], because [Antonio] had called her fat. [Pedro] went to pick up his daughter [Rebecca] from school on the last day before summer vacation. [Antonio] went to the store with his brother, [Pedro]. [Marie]'s sister, [Tracy], recently started acting.
('Tracy', 'Rebecca')
[Marie]'s sister, [Tracy], recently started acting. [Marie] was mad at her brother [Antonio], because [Antonio] had called her fat. [Antonio] went to the store with his brother, [Pedro]. [Pedro] went to pick up his daughter [Rebecca] from school on the last day before summer vacation.
[{('Tracy', 'niece', 'Rebecca'): [('Tracy', 'brother', 'Pedro'), ('Pedro', 'daughter', 'Rebecca')]}, {('Tracy', 'brother', 'Pedro'): [('Tracy', 'sister', 'Marie'), ('Marie', 'brother', 'Pedro')]}, {('Marie', 'brother', 'Pedro'): [('Marie', 'brother', 'Antonio'), ('Antonio', 'brother', 'Pedro')]}]
['sister', 'brother', 'brother', 'daughter']