[Stephanie] has been waiting around all day for her son, [David]. [John] is in the sixth grade. He looks up to his sister [Stephanie], who is in the seventh.
('John', 'David')
[John] is in the sixth grade. He looks up to his sister [Stephanie], who is in the seventh. [Stephanie] has been waiting around all day for her son, [David].
[{('John', 'nephew', 'David'): [('John', 'sister', 'Stephanie'), ('Stephanie', 'son', 'David')]}]