[Bernardo] and his sister [Bettie] are going for a walk. [Laura] went on a vacation with her brother [Bernardo]. [Antonio] took his daughter [Bettie] to the movies [Antonio] and his daughter [Bettie] went looking at apartments. [Bettie] was moving out soon, and wanted her dad's advice.
('Laura', 'Bettie')
[Laura] went on a vacation with her brother [Bernardo]. [Bernardo] and his sister [Bettie] are going for a walk. [Antonio] took his daughter [Bettie] to the movies [Antonio] and his daughter [Bettie] went looking at apartments. [Bettie] was moving out soon, and wanted her dad's advice.
[{('Laura', 'sister', 'Bettie'): [('Laura', 'father', 'Antonio'), ('Antonio', 'daughter', 'Bettie')]}, {('Laura', 'father', 'Antonio'): [('Laura', 'brother', 'Bernardo'), ('Bernardo', 'father', 'Antonio')]}, {('Bernardo', 'father', 'Antonio'): [('Bernardo', 'sister', 'Bettie'), ('Bettie', 'father', 'Antonio')]}]
['brother', 'sister', 'father', 'daughter']