[Robert] was looking for his son [Allan]. He asked his daughter [Elsie] if she had seen him, and she told her father that [Robert] had gone away for the weekend and would n't be back until Monday. [Allan] went to visit his sister [Michelle] to the hospital last week. [Michelle] is n't very close to her grandfather, [Harold]. They're like strangers.
('Elsie', 'Harold')
[Robert] was looking for his son [Allan]. He asked his daughter [Elsie] if she had seen him, and she told her father that [Robert] had gone away for the weekend and would n't be back until Monday. [Allan] went to visit his sister [Michelle] to the hospital last week. [Michelle] is n't very close to her grandfather, [Harold]. They're like strangers.
[{('Elsie', 'grandfather', 'Harold'): [('Elsie', 'sister', 'Michelle'), ('Michelle', 'grandfather', 'Harold')]}, {('Elsie', 'sister', 'Michelle'): [('Elsie', 'father', 'Robert'), ('Robert', 'daughter', 'Michelle')]}, {('Robert', 'daughter', 'Michelle'): [('Robert', 'son', 'Allan'), ('Allan', 'sister', 'Michelle')]}]
['father', 'son', 'sister', 'grandfather']