[Theodore] is the great brother of [Charles]. [Lena] drove her son [Charles] to his soccer game. [Lena] and her mother [Frances] went dress shopping on Saturday.
('Frances', 'Theodore')
[Lena] and her mother [Frances] went dress shopping on Saturday. [Lena] drove her son [Charles] to his soccer game. [Theodore] is the great brother of [Charles].
[{('Frances', 'grandson', 'Theodore'): [('Frances', 'daughter', 'Lena'), ('Lena', 'son', 'Theodore')]}, {('Lena', 'son', 'Theodore'): [('Lena', 'son', 'Charles'), ('Charles', 'brother', 'Theodore')]}]
['daughter', 'son', 'brother']