[Lillian] took her daughter, [Andrea], out to High Tea yesterday afternoon. [Lillian] picked up her daughter [Ann] from school early.
('Ann', 'Andrea')
[Lillian] picked up her daughter [Ann] from school early. [Lillian] took her daughter, [Andrea], out to High Tea yesterday afternoon.
[{('Ann', 'sister', 'Andrea'): [('Ann', 'mother', 'Lillian'), ('Lillian', 'daughter', 'Andrea')]}]
['mother', 'daughter']