[Harold] does not know he has a son named [Pedro]. [Beverly] went to the museum with her son [Wayne] and her father [Harold]. [Louis] who is [Wayne]'s father grounded [Wayne] after finding out what [Wayne] had done at school.
('Louis', 'Pedro')
[Louis] who is [Wayne]'s father grounded [Wayne] after finding out what [Wayne] had done at school. [Beverly] went to the museum with her son [Wayne] and her father [Harold]. [Harold] does not know he has a son named [Pedro].
[{('Louis', 'brother', 'Pedro'): [('Louis', 'son', 'Wayne'), ('Wayne', 'uncle', 'Pedro')]}, {('Wayne', 'uncle', 'Pedro'): [('Wayne', 'mother', 'Beverly'), ('Beverly', 'brother', 'Pedro')]}, {('Beverly', 'brother', 'Pedro'): [('Beverly', 'father', 'Harold'), ('Harold', 'son', 'Pedro')]}]
['son', 'mother', 'father', 'son']