[Cindy] was visiting with her son's [Leonard] and [Wayne] when her sister [Lynn] stopped by to visit also.
('Lynn', 'Wayne')
[Cindy] was visiting with her son's [Leonard] and [Wayne] when her sister [Lynn] stopped by to visit also.
[{('Lynn', 'nephew', 'Wayne'): [('Lynn', 'sister', 'Cindy'), ('Cindy', 'son', 'Wayne')]}, {('Cindy', 'son', 'Wayne'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'brother', 'Wayne')]}]
['sister', 'son', 'brother']