[Theresa] could n't wait to get off the plane to see her mother, [Belva]. [Theresa] is getting married. She is looking forward to her sister, [Amy], attending. They have n't seen each other since [Amy] relocated to California with her husband 3 years ago.
('Belva', 'Amy')
[Theresa] could n't wait to get off the plane to see her mother, [Belva]. [Theresa] is getting married. She is looking forward to her sister, [Amy], attending. They have n't seen each other since [Amy] relocated to California with her husband 3 years ago.
[{('Belva', 'aunt', 'Amy'): [('Belva', 'mother', 'Theresa'), ('Theresa', 'sister', 'Amy')]}]
['mother', 'sister']