[Beverly]'s sister, [Marie], took her sons, [Samuel] and [Wayne], out for ice cream. [Harold] and his daughter [Marie] are planning a trip to the mountains. They have n't been in almost 10 years.
('Harold', 'Samuel')
[Harold] and his daughter [Marie] are planning a trip to the mountains. They have n't been in almost 10 years. [Beverly]'s sister, [Marie], took her sons, [Samuel] and [Wayne], out for ice cream.
[{('Harold', 'grandson', 'Samuel'): [('Harold', 'daughter', 'Beverly'), ('Beverly', 'son', 'Samuel')]}, {('Beverly', 'son', 'Samuel'): [('Beverly', 'son', 'Wayne'), ('Wayne', 'brother', 'Samuel')]}, {('Harold', 'daughter', 'Beverly'): [('Harold', 'daughter', 'Marie'), ('Marie', 'sister', 'Beverly')]}]
['daughter', 'sister', 'son', 'brother']