[Tracy] and her nephew [Allan] played the piano together. [Shantel] likes taking her son [Robert] to school. [Elsie] is always around her brother [Allan]. [Robert] loves his daughter [Elsie].
('Shantel', 'Tracy')
[Shantel] likes taking her son [Robert] to school. [Robert] loves his daughter [Elsie]. [Elsie] is always around her brother [Allan]. [Tracy] and her nephew [Allan] played the piano together.
[{('Shantel', 'daughter', 'Tracy'): [('Shantel', 'son', 'Robert'), ('Robert', 'sister', 'Tracy')]}, {('Robert', 'sister', 'Tracy'): [('Robert', 'son', 'Allan'), ('Allan', 'aunt', 'Tracy')]}, {('Robert', 'son', 'Allan'): [('Robert', 'daughter', 'Elsie'), ('Elsie', 'brother', 'Allan')]}]
['son', 'daughter', 'brother', 'aunt']