[Louis] is frustrated teaching his son how to drive. His son is [Wayne]. [Louis] asked his father, [Harold] to help him build a birdhouse. [Samuel] brought home straight A's to his father [Louis]. [Wayne] brought home straight C's to his father [Louis].
('Harold', 'Samuel')
[Louis] asked his father, [Harold] to help him build a birdhouse. [Louis] is frustrated teaching his son how to drive. His son is [Wayne]. [Samuel] brought home straight A's to his father [Louis]. [Wayne] brought home straight C's to his father [Louis].
[{('Harold', 'grandson', 'Samuel'): [('Harold', 'grandson', 'Wayne'), ('Wayne', 'brother', 'Samuel')]}, {('Harold', 'grandson', 'Wayne'): [('Harold', 'son', 'Louis'), ('Louis', 'son', 'Wayne')]}, {('Wayne', 'brother', 'Samuel'): [('Wayne', 'father', 'Louis'), ('Louis', 'son', 'Samuel')]}]
['son', 'son', 'father', 'son']