[Ashley] borrowed her son [Dale]'s phone. [Dale]'s daughter [Charlotte] was not surprised about it.
('Ashley', 'Charlotte')
[Ashley] borrowed her son [Dale]'s phone. [Dale]'s daughter [Charlotte] was not surprised about it.
[{('Ashley', 'granddaughter', 'Charlotte'): [('Ashley', 'son', 'Dale'), ('Dale', 'daughter', 'Charlotte')]}]
['son', 'daughter']