[Tracy]'s mom, [Emma] got ready for the party. [Louis] went to the park with his father, [Harold]. [Louis] and his sister [Marie] went to brunch today at the new diner. [Tracy] is looking for a good gift for her sister [Marie].
('Emma', 'Harold')
[Tracy]'s mom, [Emma] got ready for the party. [Tracy] is looking for a good gift for her sister [Marie]. [Louis] and his sister [Marie] went to brunch today at the new diner. [Louis] went to the park with his father, [Harold].
[{('Emma', 'grandfather', 'Harold'): [('Emma', 'mother', 'Tracy'), ('Tracy', 'father', 'Harold')]}, {('Tracy', 'father', 'Harold'): [('Tracy', 'brother', 'Louis'), ('Louis', 'father', 'Harold')]}, {('Tracy', 'brother', 'Louis'): [('Tracy', 'sister', 'Marie'), ('Marie', 'brother', 'Louis')]}]
['mother', 'sister', 'brother', 'father']