[Louis] made some pie for wife, [Beverly], and his brother, [Pedro]. [Beverly] gave the leftovers to her son, [Samuel]. [Marie] does n't like her brother [Pedro].
('Marie', 'Samuel')
[Marie] does n't like her brother [Pedro]. [Louis] made some pie for wife, [Beverly], and his brother, [Pedro]. [Beverly] gave the leftovers to her son, [Samuel].
[{('Marie', 'nephew', 'Samuel'): [('Marie', 'brother', 'Louis'), ('Louis', 'son', 'Samuel')]}, {('Marie', 'brother', 'Louis'): [('Marie', 'brother', 'Pedro'), ('Pedro', 'brother', 'Louis')]}, {('Louis', 'son', 'Samuel'): [('Louis', 'wife', 'Beverly'), ('Beverly', 'son', 'Samuel')]}]
['brother', 'brother', 'wife', 'son']