[Kevin] went to visit his aunt [Marie] over the holiday and she gave him a present. [Ronald] went golfing with his grandfather [Harold] and his mother [Marie]. [Antonio] was delighted to watch his son [Kevin] steal third base in the Championship baseball game.
('Antonio', 'Harold')
[Antonio] was delighted to watch his son [Kevin] steal third base in the Championship baseball game. [Kevin] went to visit his aunt [Marie] over the holiday and she gave him a present. [Ronald] went golfing with his grandfather [Harold] and his mother [Marie].
[{('Antonio', 'father', 'Harold'): [('Antonio', 'sister', 'Marie'), ('Marie', 'father', 'Harold')]}, {('Marie', 'father', 'Harold'): [('Marie', 'son', 'Ronald'), ('Ronald', 'grandfather', 'Harold')]}, {('Antonio', 'sister', 'Marie'): [('Antonio', 'son', 'Kevin'), ('Kevin', 'aunt', 'Marie')]}]
['son', 'aunt', 'son', 'grandfather']