[Kevin] was adopted kid. He discovered last week that [Tracy] is his mother. [Shantel] took her grandson [Samuel] to his first day of school. [Beverly] showed pictures of her son [Samuel] to her sister [Tracy]
('Kevin', 'Shantel')
[Kevin] was adopted kid. He discovered last week that [Tracy] is his mother. [Beverly] showed pictures of her son [Samuel] to her sister [Tracy] [Shantel] took her grandson [Samuel] to his first day of school.
[{('Kevin', 'grandmother', 'Shantel'): [('Kevin', 'mother', 'Tracy'), ('Tracy', 'mother', 'Shantel')]}, {('Tracy', 'mother', 'Shantel'): [('Tracy', 'sister', 'Beverly'), ('Beverly', 'mother', 'Shantel')]}, {('Beverly', 'mother', 'Shantel'): [('Beverly', 'son', 'Samuel'), ('Samuel', 'grandmother', 'Shantel')]}]
['mother', 'sister', 'son', 'grandmother']