[Pedro] and his sister [Marie] went to the park. [Marie] asked her father [Harold] if she could spend the night at her friend's house. [Nicole]'s uncle [Pedro] was looking forward to visiting for the summer. [Louis] is [Nicole]'s father.
('Louis', 'Harold')
[Louis] is [Nicole]'s father. [Nicole]'s uncle [Pedro] was looking forward to visiting for the summer. [Pedro] and his sister [Marie] went to the park. [Marie] asked her father [Harold] if she could spend the night at her friend's house.
[{('Louis', 'father', 'Harold'): [('Louis', 'brother', 'Pedro'), ('Pedro', 'father', 'Harold')]}, {('Louis', 'brother', 'Pedro'): [('Louis', 'daughter', 'Nicole'), ('Nicole', 'uncle', 'Pedro')]}, {('Pedro', 'father', 'Harold'): [('Pedro', 'sister', 'Marie'), ('Marie', 'father', 'Harold')]}]
['daughter', 'uncle', 'sister', 'father']