[Lillian] is married to Thomas and when she was 24, the couple welcomed [April] into the world. [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.
('Amy', 'April')
[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. [Lillian] is married to Thomas and when she was 24, the couple welcomed [April] into the world.
[{('Amy', 'niece', 'April'): [('Amy', 'sister', 'Lillian'), ('Lillian', 'daughter', 'April')]}]
['sister', 'daughter']