[Don] called his brother, [Joseph], to confirm when [Joseph]'s sister, [Felicia], was coming to the dinner. [Juanita] is taking a trip to see her sister [Felicia].
('Juanita', 'Don')
[Juanita] is taking a trip to see her sister [Felicia]. [Don] called his brother, [Joseph], to confirm when [Joseph]'s sister, [Felicia], was coming to the dinner.
[{('Juanita', 'brother', 'Don'): [('Juanita', 'sister', 'Felicia'), ('Felicia', 'brother', 'Don')]}, {('Felicia', 'brother', 'Don'): [('Felicia', 'brother', 'Joseph'), ('Joseph', 'brother', 'Don')]}]
['sister', 'brother', 'brother']