[Dorothy] has a son named [Jeffrey]. [Jeffrey] brought his mother to see her sister [Tracy]. [Beverly] liked to play hide and seek with her son [Samuel]. [Beverly] was sewing a sweater for her sister [Tracy].
('Dorothy', 'Samuel')
[Dorothy] has a son named [Jeffrey]. [Jeffrey] brought his mother to see her sister [Tracy]. [Beverly] was sewing a sweater for her sister [Tracy]. [Beverly] liked to play hide and seek with her son [Samuel].
[{('Dorothy', 'nephew', 'Samuel'): [('Dorothy', 'sister', 'Beverly'), ('Beverly', 'son', 'Samuel')]}, {('Dorothy', 'sister', 'Beverly'): [('Dorothy', 'sister', 'Tracy'), ('Tracy', 'sister', 'Beverly')]}, {('Dorothy', 'sister', 'Tracy'): [('Dorothy', 'son', 'Jeffrey'), ('Jeffrey', 'aunt', 'Tracy')]}]
['son', 'aunt', 'sister', 'son']