[Stephanie]'s mother [Mary] went to pick up [Cleo]. [Cleo]'s mother, [Stephanie], could n't be there to pick up [Cleo].
('Cleo', 'Mary')
[Stephanie]'s mother [Mary] went to pick up [Cleo]. [Cleo]'s mother, [Stephanie], could n't be there to pick up [Cleo].
[{('Cleo', 'grandmother', 'Mary'): [('Cleo', 'mother', 'Stephanie'), ('Stephanie', 'mother', 'Mary')]}]