[Harold] took his daughter [Marie] out for nachos. [Harold]'s son [Antonio] played with his friend instead. [Allan] looks to his loving mother [Marie] for guidance in with his math homework. [Allan] went to the park with his father, [Robert].
('Robert', 'Antonio')
[Allan] went to the park with his father, [Robert]. [Allan] looks to his loving mother [Marie] for guidance in with his math homework. [Harold] took his daughter [Marie] out for nachos. [Harold]'s son [Antonio] played with his friend instead.
[{('Robert', 'brother', 'Antonio'): [('Robert', 'son', 'Allan'), ('Allan', 'uncle', 'Antonio')]}, {('Allan', 'uncle', 'Antonio'): [('Allan', 'mother', 'Marie'), ('Marie', 'brother', 'Antonio')]}, {('Marie', 'brother', 'Antonio'): [('Marie', 'father', 'Harold'), ('Harold', 'son', 'Antonio')]}]
['son', 'mother', 'father', 'son']