[Tracy] married [Antonio], and she gave birth to a beautiful daughter named [Erika]. [Robert] likes to take his niece, [Erika], for walks by the beach. [Robert] went to the park with his father, [Harold].
('Antonio', 'Harold')
[Tracy] married [Antonio], and she gave birth to a beautiful daughter named [Erika]. [Robert] likes to take his niece, [Erika], for walks by the beach. [Robert] went to the park with his father, [Harold].
[{('Antonio', 'father', 'Harold'): [('Antonio', 'brother', 'Robert'), ('Robert', 'father', 'Harold')]}, {('Antonio', 'brother', 'Robert'): [('Antonio', 'daughter', 'Erika'), ('Erika', 'uncle', 'Robert')]}, {('Antonio', 'daughter', 'Erika'): [('Antonio', 'wife', 'Tracy'), ('Tracy', 'daughter', 'Erika')]}]
['wife', 'daughter', 'uncle', 'father']