[Michelle] took her sister [Angelica] out for dinner to celebrate her birthday. [Tracy] was the first to congratulate her brother, [Robert], on the new job. [Robert]'s daughter, [Angelica], made a cupcake for him to celebrate. [Dorothy] recently went on a trip to visit her niece [Michelle].
('Tracy', 'Dorothy')
[Tracy] was the first to congratulate her brother, [Robert], on the new job. [Robert]'s daughter, [Angelica], made a cupcake for him to celebrate. [Michelle] took her sister [Angelica] out for dinner to celebrate her birthday. [Dorothy] recently went on a trip to visit her niece [Michelle].
[{('Tracy', 'sister', 'Dorothy'): [('Tracy', 'brother', 'Robert'), ('Robert', 'sister', 'Dorothy')]}, {('Robert', 'sister', 'Dorothy'): [('Robert', 'daughter', 'Michelle'), ('Michelle', 'aunt', 'Dorothy')]}, {('Robert', 'daughter', 'Michelle'): [('Robert', 'daughter', 'Angelica'), ('Angelica', 'sister', 'Michelle')]}]
['brother', 'daughter', 'sister', 'aunt']