[Don] and his aunt, [Lena], went to Disney World. They had a great time! [Lynn] went shopping with her son [Don] and her brother [Francisco].
('Francisco', 'Lena')
[Lynn] went shopping with her son [Don] and her brother [Francisco]. [Don] and his aunt, [Lena], went to Disney World. They had a great time!
[{('Francisco', 'sister', 'Lena'): [('Francisco', 'sister', 'Lynn'), ('Lynn', 'sister', 'Lena')]}, {('Lynn', 'sister', 'Lena'): [('Lynn', 'son', 'Don'), ('Don', 'aunt', 'Lena')]}]
['sister', 'son', 'aunt']