[John] asked his father [Robert] if he could have a video game and he said okay. [Harold] used to threaten his own children with a wooden spoon as punishment. His daughter's son [John] could not imagine such a thing. [Robert]'s daughter [Elsie] is a professional tennis player. [Elsie]'s brother [Michelle] is her manager.
('Michelle', 'Harold')
[Robert]'s daughter [Elsie] is a professional tennis player. [Elsie]'s brother [Michelle] is her manager. [John] asked his father [Robert] if he could have a video game and he said okay. [Harold] used to threaten his own children with a wooden spoon as punishment. His daughter's son [John] could not imagine such a thing.
[{('Michelle', 'grandfather', 'Harold'): [('Michelle', 'father', 'Robert'), ('Robert', 'father', 'Harold')]}, {('Robert', 'father', 'Harold'): [('Robert', 'son', 'John'), ('John', 'grandfather', 'Harold')]}, {('Michelle', 'father', 'Robert'): [('Michelle', 'sister', 'Elsie'), ('Elsie', 'father', 'Robert')]}]
['sister', 'father', 'son', 'grandfather']