[Jerry] was invited to his Aunt [Theresa]'s wedding next Spring. [Lillian] takes her son [Jerry] to the park every Saturday.
('Lillian', 'Theresa')
[Lillian] takes her son [Jerry] to the park every Saturday. [Jerry] was invited to his Aunt [Theresa]'s wedding next Spring.
[{('Lillian', 'sister', 'Theresa'): [('Lillian', 'son', 'Jerry'), ('Jerry', 'aunt', 'Theresa')]}]
['son', 'aunt']