[Michelle] and her mother [Marie] attended a play at the theater. [John] wanted to get a good gift for his sister, [Elsie] [Dorothy] recently went on a trip to visit her niece [Michelle]. [Marie] and her daughter [Elsie] went shopping together last Monday and they bought new shoes for [Marie]'s kids.
('John', 'Dorothy')
[John] wanted to get a good gift for his sister, [Elsie] [Marie] and her daughter [Elsie] went shopping together last Monday and they bought new shoes for [Marie]'s kids. [Michelle] and her mother [Marie] attended a play at the theater. [Dorothy] recently went on a trip to visit her niece [Michelle].
[{('John', 'aunt', 'Dorothy'): [('John', 'mother', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('John', 'mother', 'Marie'): [('John', 'sister', 'Elsie'), ('Elsie', 'mother', 'Marie')]}, {('Marie', 'sister', 'Dorothy'): [('Marie', 'daughter', 'Michelle'), ('Michelle', 'aunt', 'Dorothy')]}]
['sister', 'mother', 'daughter', 'aunt']