[Antonio] is in the sixth grade. He looks up to his sister [Beverly], who is in the seventh. [Marie] and her sister, [Dorothy] and her brother, [Pedro] do not get along at all. [Beverly] and her brother [Pedro] were having a wonderful time at Disneyland.
('Antonio', 'Dorothy')
[Antonio] is in the sixth grade. He looks up to his sister [Beverly], who is in the seventh. [Beverly] and her brother [Pedro] were having a wonderful time at Disneyland. [Marie] and her sister, [Dorothy] and her brother, [Pedro] do not get along at all.
[{('Antonio', 'sister', 'Dorothy'): [('Antonio', 'sister', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('Antonio', 'sister', 'Marie'): [('Antonio', 'sister', 'Beverly'), ('Beverly', 'sister', 'Marie')]}, {('Beverly', 'sister', 'Marie'): [('Beverly', 'brother', 'Pedro'), ('Pedro', 'sister', 'Marie')]}]
['sister', 'brother', 'sister', 'sister']