[John] read a bedtime story to his daughter [Ann]. [Constance] went with her brother [John] to the mall to buy some new candles.
('Ann', 'Constance')
[John] read a bedtime story to his daughter [Ann]. [Constance] went with her brother [John] to the mall to buy some new candles.
[{('Ann', 'aunt', 'Constance'): [('Ann', 'father', 'John'), ('John', 'sister', 'Constance')]}]