[April] called her grandmother [Ashley] on the phone. She just wanted to know how [Ashley] was doing. [Janet] is looking for a good gift for her sister [April].
('Janet', 'Ashley')
[Janet] is looking for a good gift for her sister [April]. [April] called her grandmother [Ashley] on the phone. She just wanted to know how [Ashley] was doing.
[{('Janet', 'grandmother', 'Ashley'): [('Janet', 'sister', 'April'), ('April', 'grandmother', 'Ashley')]}]
['sister', 'grandmother']