[Beverly] and her sister [Tracy] have never been close. Still, they love each other because they are family. [Robert] took his son [Ronald] and his brother [Pedro], and sister [Beverly] to the beach during summer break.
('Tracy', 'Ronald')
[Beverly] and her sister [Tracy] have never been close. Still, they love each other because they are family. [Robert] took his son [Ronald] and his brother [Pedro], and sister [Beverly] to the beach during summer break.
[{('Tracy', 'nephew', 'Ronald'): [('Tracy', 'brother', 'Robert'), ('Robert', 'son', 'Ronald')]}, {('Tracy', 'brother', 'Robert'): [('Tracy', 'brother', 'Pedro'), ('Pedro', 'brother', 'Robert')]}, {('Tracy', 'brother', 'Pedro'): [('Tracy', 'sister', 'Beverly'), ('Beverly', 'brother', 'Pedro')]}]
['sister', 'brother', 'brother', 'son']