[Allan]'s grandfather [Harold] is going to [Allan]'s birthday party. [Michelle] realized that her father [Robert] was gay. [Elsie] gave her brother [Allan] a new sweater for Christmas. [Michelle] is taking a trip to see her sister [Elsie].
('Robert', 'Harold')
[Michelle] realized that her father [Robert] was gay. [Michelle] is taking a trip to see her sister [Elsie]. [Elsie] gave her brother [Allan] a new sweater for Christmas. [Allan]'s grandfather [Harold] is going to [Allan]'s birthday party.
[{('Robert', 'father', 'Harold'): [('Robert', 'son', 'Allan'), ('Allan', 'grandfather', 'Harold')]}, {('Robert', 'son', 'Allan'): [('Robert', 'daughter', 'Elsie'), ('Elsie', 'brother', 'Allan')]}, {('Robert', 'daughter', 'Elsie'): [('Robert', 'daughter', 'Michelle'), ('Michelle', 'sister', 'Elsie')]}]
['daughter', 'sister', 'brother', 'grandfather']