[Beverly], [Karen]'s mother, was eager to plan a trip with her so she asked her brother, [Samuel], for advice. [Robert] and his sister [Tracy] were hoping for a snow day. [Robert] took his nephew [Samuel] to the park to play with his friends.
('Beverly', 'Tracy')
[Beverly], [Karen]'s mother, was eager to plan a trip with her so she asked her brother, [Samuel], for advice. [Robert] took his nephew [Samuel] to the park to play with his friends. [Robert] and his sister [Tracy] were hoping for a snow day.
[{('Beverly', 'sister', 'Tracy'): [('Beverly', 'brother', 'Robert'), ('Robert', 'sister', 'Tracy')]}, {('Beverly', 'brother', 'Robert'): [('Beverly', 'son', 'Samuel'), ('Samuel', 'uncle', 'Robert')]}, {('Beverly', 'son', 'Samuel'): [('Beverly', 'daughter', 'Karen'), ('Karen', 'brother', 'Samuel')]}]
['daughter', 'brother', 'uncle', 'sister']