[Theresa] took her son [Travis] to the football game. [Lillian] is a woman with a nephew named [Travis].
('Theresa', 'Lillian')
[Theresa] took her son [Travis] to the football game. [Lillian] is a woman with a nephew named [Travis].
[{('Theresa', 'sister', 'Lillian'): [('Theresa', 'son', 'Travis'), ('Travis', 'aunt', 'Lillian')]}]
['son', 'aunt']