[Emily]'s sister, [Mary], was able to find tickets to the concert. [Emily] was too busy to go so she gave her ticket to her grandmother, [Ashley].
('Ashley', 'Mary')
[Emily]'s sister, [Mary], was able to find tickets to the concert. [Emily] was too busy to go so she gave her ticket to her grandmother, [Ashley].
[{('Ashley', 'granddaughter', 'Mary'): [('Ashley', 'granddaughter', 'Emily'), ('Emily', 'sister', 'Mary')]}]
['granddaughter', 'sister']