[Frances] gave her son [Hugh] some money for the holidays. [Hugh] used it to buy his daughter [Marie] a new computer. [Marie] and her brother [Bobby] went to the basketball game and had a great time.
('Bobby', 'Frances')
[Marie] and her brother [Bobby] went to the basketball game and had a great time. [Frances] gave her son [Hugh] some money for the holidays. [Hugh] used it to buy his daughter [Marie] a new computer.
[{('Bobby', 'grandmother', 'Frances'): [('Bobby', 'sister', 'Marie'), ('Marie', 'grandmother', 'Frances')]}, {('Marie', 'grandmother', 'Frances'): [('Marie', 'father', 'Hugh'), ('Hugh', 'mother', 'Frances')]}]
['sister', 'father', 'mother']