[Dorothy] went to the arcade with her niece, [Lizzie]. They had lots of fun playing together. [Lizzie] got her mother [Marie] a great Valentine's gift. [Marie]'s husband [Robert] only got her a card. [Dorothy] told her daughter [Cheryl] to wash up. Dinner was ready.
('Robert', 'Cheryl')
[Lizzie] got her mother [Marie] a great Valentine's gift. [Marie]'s husband [Robert] only got her a card. [Dorothy] went to the arcade with her niece, [Lizzie]. They had lots of fun playing together. [Dorothy] told her daughter [Cheryl] to wash up. Dinner was ready.
[{('Robert', 'niece', 'Cheryl'): [('Robert', 'sister', 'Dorothy'), ('Dorothy', 'daughter', 'Cheryl')]}, {('Robert', 'sister', 'Dorothy'): [('Robert', 'daughter', 'Lizzie'), ('Lizzie', 'aunt', 'Dorothy')]}, {('Robert', 'daughter', 'Lizzie'): [('Robert', 'wife', 'Marie'), ('Marie', 'daughter', 'Lizzie')]}]
['wife', 'daughter', 'aunt', 'daughter']