[Janet] went to the opera with her grandfather [Clarence]. [Clarence] and his wife [Ashley] went to a lovely anniversary dinner.
('Ashley', 'Janet')
[Clarence] and his wife [Ashley] went to a lovely anniversary dinner. [Janet] went to the opera with her grandfather [Clarence].
[{('Ashley', 'granddaughter', 'Janet'): [('Ashley', 'husband', 'Clarence'), ('Clarence', 'granddaughter', 'Janet')]}]
['husband', 'granddaughter']