[Lizzie] and her father [Robert] went to the park. They had a wonderful time there, feeding the ducks. [Marie] loved to play dress-up with her daughter [Lizzie]. [Dorothy] loves her brother [Louis]. [Dorothy] is n't too fond of her brother [Robert] though.
('Marie', 'Louis')
[Marie] loved to play dress-up with her daughter [Lizzie]. [Lizzie] and her father [Robert] went to the park. They had a wonderful time there, feeding the ducks. [Dorothy] loves her brother [Louis]. [Dorothy] is n't too fond of her brother [Robert] though.
[{('Marie', 'brother', 'Louis'): [('Marie', 'daughter', 'Lizzie'), ('Lizzie', 'uncle', 'Louis')]}, {('Lizzie', 'uncle', 'Louis'): [('Lizzie', 'father', 'Robert'), ('Robert', 'brother', 'Louis')]}, {('Robert', 'brother', 'Louis'): [('Robert', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Louis')]}]
['daughter', 'father', 'sister', 'brother']