[Robert] love's taking his son [Allan] to the park. Sometimes [Robert] also brings his other daughter [Elsie] as well. [Allan] and his sister [Michelle] went out for coffee. [Michelle] asked her brother [John] if he wanted them to bring him anything back, but he said no.
('Elsie', 'John')
[Robert] love's taking his son [Allan] to the park. Sometimes [Robert] also brings his other daughter [Elsie] as well. [Allan] and his sister [Michelle] went out for coffee. [Michelle] asked her brother [John] if he wanted them to bring him anything back, but he said no.
[{('Elsie', 'brother', 'John'): [('Elsie', 'father', 'Robert'), ('Robert', 'son', 'John')]}, {('Robert', 'son', 'John'): [('Robert', 'son', 'Allan'), ('Allan', 'brother', 'John')]}, {('Allan', 'brother', 'John'): [('Allan', 'sister', 'Michelle'), ('Michelle', 'brother', 'John')]}]
['father', 'son', 'sister', 'brother']