[Amalia] picked up her brother [Lionel] from the airport. Then they went to her sister [Sandy]'s house for lunch. [Matthew] was sitting in the stands as he watched his daughter [Sandy] walk across the aisle and get her college diploma.
('Lionel', 'Matthew')
[Amalia] picked up her brother [Lionel] from the airport. Then they went to her sister [Sandy]'s house for lunch. [Matthew] was sitting in the stands as he watched his daughter [Sandy] walk across the aisle and get her college diploma.
[{('Lionel', 'father', 'Matthew'): [('Lionel', 'sister', 'Amalia'), ('Amalia', 'father', 'Matthew')]}, {('Amalia', 'father', 'Matthew'): [('Amalia', 'sister', 'Sandy'), ('Sandy', 'father', 'Matthew')]}]