[Clarence]'s daughter [Theresa] had to stay home from work today. She stayed home to watch her son [James] who was sick.
('Clarence', 'James')
[Clarence]'s daughter [Theresa] had to stay home from work today. She stayed home to watch her son [James] who was sick.
[{('Clarence', 'grandson', 'James'): [('Clarence', 'daughter', 'Theresa'), ('Theresa', 'son', 'James')]}]
['daughter', 'son']