[Dennis] was happy to see his aunt [Theresa]. [Dennis] loved his mother, [Amy].
('Amy', 'Theresa')
[Dennis] loved his mother, [Amy]. [Dennis] was happy to see his aunt [Theresa].
[{('Amy', 'sister', 'Theresa'): [('Amy', 'son', 'Dennis'), ('Dennis', 'aunt', 'Theresa')]}]
['son', 'aunt']