[Robert] and his wife [Marie] took their daughter [Angelica] to see her grandmother [Shantel] Saturday afternoon. [Shantel] takes her son [Antonio] to the park every Saturday.
('Robert', 'Antonio')
[Robert] and his wife [Marie] took their daughter [Angelica] to see her grandmother [Shantel] Saturday afternoon. [Shantel] takes her son [Antonio] to the park every Saturday.
[{('Robert', 'brother', 'Antonio'): [('Robert', 'mother', 'Shantel'), ('Shantel', 'son', 'Antonio')]}, {('Robert', 'mother', 'Shantel'): [('Robert', 'daughter', 'Angelica'), ('Angelica', 'grandmother', 'Shantel')]}, {('Robert', 'daughter', 'Angelica'): [('Robert', 'wife', 'Marie'), ('Marie', 'daughter', 'Angelica')]}]
['wife', 'daughter', 'grandmother', 'son']