[Janet] could n't wait for the surprise birthday party that she was throwing for her brother [John] next weekend. [Ashley] went to visit her grandmother, [Janet], in the retirement home.
('John', 'Ashley')
[Janet] could n't wait for the surprise birthday party that she was throwing for her brother [John] next weekend. [Ashley] went to visit her grandmother, [Janet], in the retirement home.
[{('John', 'grandmother', 'Ashley'): [('John', 'sister', 'Janet'), ('Janet', 'grandmother', 'Ashley')]}]
['sister', 'grandmother']