[Dale] loves his daughter [Rosetta]. [Dale] took his sister [Lillian] out to dinner for her birthday.
('Lillian', 'Rosetta')
[Dale] took his sister [Lillian] out to dinner for her birthday. [Dale] loves his daughter [Rosetta].
[{('Lillian', 'niece', 'Rosetta'): [('Lillian', 'brother', 'Dale'), ('Dale', 'daughter', 'Rosetta')]}]
['brother', 'daughter']