[Kevin]'s father has a sister named [Dorothy]. [Antonio] is [Laura]'s father. [Laura] does n't like her brother [Kevin]. [Dorothy] is taking a trip to see her sister [Marie].
('Antonio', 'Marie')
[Antonio] is [Laura]'s father. [Laura] does n't like her brother [Kevin]. [Kevin]'s father has a sister named [Dorothy]. [Dorothy] is taking a trip to see her sister [Marie].
[{('Antonio', 'sister', 'Marie'): [('Antonio', 'sister', 'Dorothy'), ('Dorothy', 'sister', 'Marie')]}, {('Antonio', 'sister', 'Dorothy'): [('Antonio', 'son', 'Kevin'), ('Kevin', 'aunt', 'Dorothy')]}, {('Antonio', 'son', 'Kevin'): [('Antonio', 'daughter', 'Laura'), ('Laura', 'brother', 'Kevin')]}]
['daughter', 'brother', 'aunt', 'sister']