[Pedro]'s sister, [Marie], participated in the dance contest. [Robert] was upset with his wife [Marie]. [Robert]'s daughter [Elsie] helped calm him down. [Beverly]'s niece [Elsie] was a massive fan of Pokemon.
('Pedro', 'Beverly')
[Pedro]'s sister, [Marie], participated in the dance contest. [Robert] was upset with his wife [Marie]. [Robert]'s daughter [Elsie] helped calm him down. [Beverly]'s niece [Elsie] was a massive fan of Pokemon.
[{('Pedro', 'sister', 'Beverly'): [('Pedro', 'sister', 'Marie'), ('Marie', 'sister', 'Beverly')]}, {('Marie', 'sister', 'Beverly'): [('Marie', 'daughter', 'Elsie'), ('Elsie', 'aunt', 'Beverly')]}, {('Marie', 'daughter', 'Elsie'): [('Marie', 'husband', 'Robert'), ('Robert', 'daughter', 'Elsie')]}]
['sister', 'husband', 'daughter', 'aunt']