[Ronald] took his sister [Angelica] out to dinner for her birthday. [Marie]'s daughter [Angelica] asked her mom for some money so she could go out. [Marie] refused, but her brother, [Louis], slipped [Angelica] five dollars when his sister was n't looking. [Louis] asked his father [Harold] if he could have a video game and he said okay.
('Harold', 'Ronald')
[Louis] asked his father [Harold] if he could have a video game and he said okay. [Marie]'s daughter [Angelica] asked her mom for some money so she could go out. [Marie] refused, but her brother, [Louis], slipped [Angelica] five dollars when his sister was n't looking. [Ronald] took his sister [Angelica] out to dinner for her birthday.
[{('Harold', 'grandson', 'Ronald'): [('Harold', 'daughter', 'Marie'), ('Marie', 'son', 'Ronald')]}, {('Harold', 'daughter', 'Marie'): [('Harold', 'son', 'Louis'), ('Louis', 'sister', 'Marie')]}, {('Marie', 'son', 'Ronald'): [('Marie', 'daughter', 'Angelica'), ('Angelica', 'brother', 'Ronald')]}]
['son', 'sister', 'daughter', 'brother']