[Marie] was eager to see her niece, [Laura]. They had n't seen each other in ages [Robert] took his son [Allan] for boxing lessons. He felt the boy needed to toughen up. [Robert] and his wife [Marie] are going to be at the play. [Laura] and her mother [Tracy] went to volunteer at the homeless shelter last weekend.
('Tracy', 'Allan')
[Laura] and her mother [Tracy] went to volunteer at the homeless shelter last weekend. [Marie] was eager to see her niece, [Laura]. They had n't seen each other in ages [Robert] and his wife [Marie] are going to be at the play. [Robert] took his son [Allan] for boxing lessons. He felt the boy needed to toughen up.
[{('Tracy', 'nephew', 'Allan'): [('Tracy', 'sister', 'Marie'), ('Marie', 'son', 'Allan')]}, {('Tracy', 'sister', 'Marie'): [('Tracy', 'daughter', 'Laura'), ('Laura', 'aunt', 'Marie')]}, {('Marie', 'son', 'Allan'): [('Marie', 'husband', 'Robert'), ('Robert', 'son', 'Allan')]}]
['daughter', 'aunt', 'husband', 'son']