[Lynn]'s son, [Clarence], came over to her house for dinner. [Don], [Clarence]'s brother, came too. [Don]'s Aunt [Lena] decided to take him on a 7-day cruise!
('Lynn', 'Lena')
[Lynn]'s son, [Clarence], came over to her house for dinner. [Don], [Clarence]'s brother, came too. [Don]'s Aunt [Lena] decided to take him on a 7-day cruise!
[{('Lynn', 'sister', 'Lena'): [('Lynn', 'son', 'Don'), ('Don', 'aunt', 'Lena')]}, {('Lynn', 'son', 'Don'): [('Lynn', 'son', 'Clarence'), ('Clarence', 'brother', 'Don')]}]
['son', 'brother', 'aunt']