[Marie] asked her grandmother, [Frances], if she wanted anything brought in to eat. [Marie]'s brother, [Bobby], was making a trip to the sandwich shop. [James] took his wife [Frances] out on a date last weekend.
('James', 'Bobby')
[James] took his wife [Frances] out on a date last weekend. [Marie] asked her grandmother, [Frances], if she wanted anything brought in to eat. [Marie]'s brother, [Bobby], was making a trip to the sandwich shop.
[{('James', 'grandson', 'Bobby'): [('James', 'wife', 'Frances'), ('Frances', 'grandson', 'Bobby')]}, {('Frances', 'grandson', 'Bobby'): [('Frances', 'granddaughter', 'Marie'), ('Marie', 'brother', 'Bobby')]}]
['wife', 'granddaughter', 'brother']