[Tracy] picked up her daughter [Laura] from school early. [Pedro] and his sister [Beverly] were hoping for a snow day. [Beverly] was mad at her brother [Robert], because [Robert] had called her fat. [Tracy] does n't like her brother [Pedro].
('Laura', 'Robert')
[Tracy] picked up her daughter [Laura] from school early. [Tracy] does n't like her brother [Pedro]. [Pedro] and his sister [Beverly] were hoping for a snow day. [Beverly] was mad at her brother [Robert], because [Robert] had called her fat.
[{('Laura', 'uncle', 'Robert'): [('Laura', 'mother', 'Tracy'), ('Tracy', 'brother', 'Robert')]}, {('Tracy', 'brother', 'Robert'): [('Tracy', 'brother', 'Pedro'), ('Pedro', 'brother', 'Robert')]}, {('Pedro', 'brother', 'Robert'): [('Pedro', 'sister', 'Beverly'), ('Beverly', 'brother', 'Robert')]}]
['mother', 'brother', 'sister', 'brother']