[Nancy] could not wait till her son [Kevin] joined the Army. [Nancy] was always proud of her father [Clarence] who was a war veteran and wanted [Kevin] to follow in his footsteps.
('Clarence', 'Kevin')
[Nancy] could not wait till her son [Kevin] joined the Army. [Nancy] was always proud of her father [Clarence] who was a war veteran and wanted [Kevin] to follow in his footsteps.
[{('Clarence', 'grandson', 'Kevin'): [('Clarence', 'daughter', 'Nancy'), ('Nancy', 'son', 'Kevin')]}]
['daughter', 'son']