[Jeff] went to a piano concert with his aunt [Amy]. [Wayne] went on a roadtrip with his youngest child, [Jeff].
('Wayne', 'Amy')
[Wayne] went on a roadtrip with his youngest child, [Jeff]. [Jeff] went to a piano concert with his aunt [Amy].
[{('Wayne', 'sister', 'Amy'): [('Wayne', 'son', 'Jeff'), ('Jeff', 'aunt', 'Amy')]}]
['son', 'aunt']