[Erika] and his sister [Bettie] spilled milk everywhere. [Bettie]'s father [Antonio] came and helped to clean it up. [Harold] took his son [Antonio] to baseball practice. [Harold]'s daughter [Marie] was busy at soccer practice.
('Erika', 'Marie')
[Erika] and his sister [Bettie] spilled milk everywhere. [Bettie]'s father [Antonio] came and helped to clean it up. [Harold] took his son [Antonio] to baseball practice. [Harold]'s daughter [Marie] was busy at soccer practice.
[{('Erika', 'aunt', 'Marie'): [('Erika', 'father', 'Antonio'), ('Antonio', 'sister', 'Marie')]}, {('Antonio', 'sister', 'Marie'): [('Antonio', 'father', 'Harold'), ('Harold', 'daughter', 'Marie')]}, {('Erika', 'father', 'Antonio'): [('Erika', 'sister', 'Bettie'), ('Bettie', 'father', 'Antonio')]}]
['sister', 'father', 'father', 'daughter']