[Mary] asked her son [Ernest] how school was. [Ernest] did n't want to talk but instead went to play with his sister [Stephanie].
('Stephanie', 'Mary')
[Mary] asked her son [Ernest] how school was. [Ernest] did n't want to talk but instead went to play with his sister [Stephanie].
[{('Stephanie', 'mother', 'Mary'): [('Stephanie', 'brother', 'Ernest'), ('Ernest', 'mother', 'Mary')]}]