[Amy] is getting married. She is looking forward to her sister, [Lillian], attending. They have n't seen each other since [Lillian] relocated to California with her husband 3 years ago. [Glen] and his mother [Amy] went to the animal shelter to adopt a cat.
('Glen', 'Lillian')
[Glen] and his mother [Amy] went to the animal shelter to adopt a cat. [Amy] is getting married. She is looking forward to her sister, [Lillian], attending. They have n't seen each other since [Lillian] relocated to California with her husband 3 years ago.
[{('Glen', 'aunt', 'Lillian'): [('Glen', 'mother', 'Amy'), ('Amy', 'sister', 'Lillian')]}]
['mother', 'sister']