[Wilhelmina] and her brother [Leonard] were having a wonderful time at Disneyland. [Leonard] brought his mother to see her sister [Lena]. [Wilhelmina] and her mother [Cindy] went dress shopping on Saturday.
('Cindy', 'Lena')
[Wilhelmina] and her mother [Cindy] went dress shopping on Saturday. [Wilhelmina] and her brother [Leonard] were having a wonderful time at Disneyland. [Leonard] brought his mother to see her sister [Lena].
[{('Cindy', 'sister', 'Lena'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'aunt', 'Lena')]}, {('Cindy', 'son', 'Leonard'): [('Cindy', 'daughter', 'Wilhelmina'), ('Wilhelmina', 'brother', 'Leonard')]}]
['daughter', 'brother', 'aunt']