[Carrie] was sewing a sweater for her sister [Natasha]. [Francisco] and his sister [Lynn] took their father out to eat for his birthday. They had a great time. [Carrie] took her father [Francisco] out to dinner for Father's Day.
('Natasha', 'Lynn')
[Carrie] was sewing a sweater for her sister [Natasha]. [Carrie] took her father [Francisco] out to dinner for Father's Day. [Francisco] and his sister [Lynn] took their father out to eat for his birthday. They had a great time.
[{('Natasha', 'aunt', 'Lynn'): [('Natasha', 'father', 'Francisco'), ('Francisco', 'sister', 'Lynn')]}, {('Natasha', 'father', 'Francisco'): [('Natasha', 'sister', 'Carrie'), ('Carrie', 'father', 'Francisco')]}]
['sister', 'father', 'sister']