[Lizzie] went on a vacation with her brother [Ronald]. [Lizzie] did not agree with her parents on a lot of things. [Robert] had to calm her daughter [Lizzie] down to assuage his wife, [Marie]. [Ronald] went fishing with his grandfather [Harold]. They spent all day together.
('Marie', 'Harold')
[Lizzie] did not agree with her parents on a lot of things. [Robert] had to calm her daughter [Lizzie] down to assuage his wife, [Marie]. [Lizzie] went on a vacation with her brother [Ronald]. [Ronald] went fishing with his grandfather [Harold]. They spent all day together.
[{('Marie', 'father', 'Harold'): [('Marie', 'son', 'Ronald'), ('Ronald', 'grandfather', 'Harold')]}, {('Marie', 'son', 'Ronald'): [('Marie', 'daughter', 'Lizzie'), ('Lizzie', 'brother', 'Ronald')]}, {('Marie', 'daughter', 'Lizzie'): [('Marie', 'husband', 'Robert'), ('Robert', 'daughter', 'Lizzie')]}]
['husband', 'daughter', 'brother', 'grandfather']