[Cindy], her son, [Leonard], and [Leonard]'s sister, [Anna], were in the living room watching a movie. [Wayne], [Anna]'s husband, walked in, and asked them what film they were watching.
('Cindy', 'Wayne')
[Cindy], her son, [Leonard], and [Leonard]'s sister, [Anna], were in the living room watching a movie. [Wayne], [Anna]'s husband, walked in, and asked them what film they were watching.
[{('Cindy', 'son-in-law', 'Wayne'): [('Cindy', 'daughter', 'Anna'), ('Anna', 'husband', 'Wayne')]}, {('Cindy', 'daughter', 'Anna'): [('Cindy', 'son', 'Leonard'), ('Leonard', 'sister', 'Anna')]}]
['son', 'sister', 'husband']