[Alma] took her son [Andy] and daughter [Sandy] to the grocery store during her day off. [Andy] asked his aunt [Katherine] what college he should attend.
('Sandy', 'Katherine')
[Alma] took her son [Andy] and daughter [Sandy] to the grocery store during her day off. [Andy] asked his aunt [Katherine] what college he should attend.
[{('Sandy', 'aunt', 'Katherine'): [('Sandy', 'mother', 'Alma'), ('Alma', 'sister', 'Katherine')]}, {('Alma', 'sister', 'Katherine'): [('Alma', 'son', 'Andy'), ('Andy', 'aunt', 'Katherine')]}]