[Andrea] and her brother [Douglas] went to the diner to eat yummy food together. [Clarence] bought his grandson [Douglas] a toy train.
('Clarence', 'Andrea')
[Clarence] bought his grandson [Douglas] a toy train. [Andrea] and her brother [Douglas] went to the diner to eat yummy food together.
[{('Clarence', 'granddaughter', 'Andrea'): [('Clarence', 'grandson', 'Douglas'), ('Douglas', 'sister', 'Andrea')]}]
['grandson', 'sister']