[Samuel] and his father [Louis] went jogging by the lake. [Samuel] loves his mother [Beverly] very much. [Dorothy] and her sister [Beverly] were fighting. They never fight long though, and they made up the next day. [Dorothy] gave her brother [Robert] a new sweater for Christmas.
('Louis', 'Robert')
[Samuel] and his father [Louis] went jogging by the lake. [Samuel] loves his mother [Beverly] very much. [Dorothy] and her sister [Beverly] were fighting. They never fight long though, and they made up the next day. [Dorothy] gave her brother [Robert] a new sweater for Christmas.
[{('Louis', 'brother', 'Robert'): [('Louis', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Robert')]}, {('Louis', 'sister', 'Dorothy'): [('Louis', 'son', 'Samuel'), ('Samuel', 'aunt', 'Dorothy')]}, {('Samuel', 'aunt', 'Dorothy'): [('Samuel', 'mother', 'Beverly'), ('Beverly', 'sister', 'Dorothy')]}]
['son', 'mother', 'sister', 'brother']