[Antonio] and his sister [Dorothy] are going for a walk. [Robert] was so proud of becoming a father to his new son [John]. [Robert] was hoping he could be as good a father as his own father [Harold] was. [Harold] and his daughter [Dorothy] like to read poems together.
('Antonio', 'John')
[Antonio] and his sister [Dorothy] are going for a walk. [Harold] and his daughter [Dorothy] like to read poems together. [Robert] was so proud of becoming a father to his new son [John]. [Robert] was hoping he could be as good a father as his own father [Harold] was.
[{('Antonio', 'nephew', 'John'): [('Antonio', 'brother', 'Robert'), ('Robert', 'son', 'John')]}, {('Antonio', 'brother', 'Robert'): [('Antonio', 'father', 'Harold'), ('Harold', 'son', 'Robert')]}, {('Antonio', 'father', 'Harold'): [('Antonio', 'sister', 'Dorothy'), ('Dorothy', 'father', 'Harold')]}]
['sister', 'father', 'son', 'son']