[Don] brought his mom [Lynn] home from the hospital. His sister [Juanita] and her husband [Clarence] helped her into the car.
('Clarence', 'Lynn')
[Don] brought his mom [Lynn] home from the hospital. His sister [Juanita] and her husband [Clarence] helped her into the car.
[{('Clarence', 'mother-in-law', 'Lynn'): [('Clarence', 'wife', 'Juanita'), ('Juanita', 'mother', 'Lynn')]}, {('Juanita', 'mother', 'Lynn'): [('Juanita', 'brother', 'Don'), ('Don', 'mother', 'Lynn')]}]
['wife', 'brother', 'mother']