[Robert] went to the mall with his daughter [Elsie]. [Elsie]'s brother [Angelica] stayed home because he hates the mall. [Robert]'s son [Allan] entered rehab for the ninth time at the age of thirty. [Allan] went to his aunt [Dorothy]'s house, for dinner. She was making his favorite.
('Angelica', 'Dorothy')
[Robert] went to the mall with his daughter [Elsie]. [Elsie]'s brother [Angelica] stayed home because he hates the mall. [Robert]'s son [Allan] entered rehab for the ninth time at the age of thirty. [Allan] went to his aunt [Dorothy]'s house, for dinner. She was making his favorite.
[{('Angelica', 'aunt', 'Dorothy'): [('Angelica', 'father', 'Robert'), ('Robert', 'sister', 'Dorothy')]}, {('Angelica', 'father', 'Robert'): [('Angelica', 'sister', 'Elsie'), ('Elsie', 'father', 'Robert')]}, {('Robert', 'sister', 'Dorothy'): [('Robert', 'son', 'Allan'), ('Allan', 'aunt', 'Dorothy')]}]
['sister', 'father', 'son', 'aunt']