[Ashley] invited her granddaughter [Andrea] to lunch. [Ashley] asked her husband [Clarence] to make it.
('Clarence', 'Andrea')
[Ashley] invited her granddaughter [Andrea] to lunch. [Ashley] asked her husband [Clarence] to make it.
[{('Clarence', 'granddaughter', 'Andrea'): [('Clarence', 'wife', 'Ashley'), ('Ashley', 'granddaughter', 'Andrea')]}]
['wife', 'granddaughter']