[Dale] and his daughter [June] went to see [Dale]'s father [Clarence] to see how he was feeling because he had been sick with the flu.
('Clarence', 'June')
[Dale] and his daughter [June] went to see [Dale]'s father [Clarence] to see how he was feeling because he had been sick with the flu.
[{('Clarence', 'granddaughter', 'June'): [('Clarence', 'son', 'Dale'), ('Dale', 'daughter', 'June')]}]
['son', 'daughter']