[Dorothy] and her sister [Marie] played golf together. [Dorothy] won easily. [Emma] loves visiting with her aunt [Marie]. [Beverly] went out to dinner with her sister [Tracy], and [Tracy]'s daughter [Emma].
('Beverly', 'Dorothy')
[Beverly] went out to dinner with her sister [Tracy], and [Tracy]'s daughter [Emma]. [Emma] loves visiting with her aunt [Marie]. [Dorothy] and her sister [Marie] played golf together. [Dorothy] won easily.
[{('Beverly', 'sister', 'Dorothy'): [('Beverly', 'sister', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('Beverly', 'sister', 'Marie'): [('Beverly', 'sister', 'Tracy'), ('Tracy', 'sister', 'Marie')]}, {('Tracy', 'sister', 'Marie'): [('Tracy', 'daughter', 'Emma'), ('Emma', 'aunt', 'Marie')]}]
['sister', 'daughter', 'aunt', 'sister']