[Hugh] took his sister [Lynn] out to dinner for her birthday. [Lynn] was excited for today, its her daughter's, [Frances], spring break. She will finally get to see her. [Frances] could n't wait to get off the plane to see her mother, [Cindy].
('Cindy', 'Hugh')
[Frances] could n't wait to get off the plane to see her mother, [Cindy]. [Lynn] was excited for today, its her daughter's, [Frances], spring break. She will finally get to see her. [Hugh] took his sister [Lynn] out to dinner for her birthday.
[{('Cindy', 'brother', 'Hugh'): [('Cindy', 'mother', 'Frances'), ('Frances', 'son', 'Hugh')]}, {('Frances', 'son', 'Hugh'): [('Frances', 'daughter', 'Lynn'), ('Lynn', 'brother', 'Hugh')]}]
['mother', 'daughter', 'brother']