[Natalia] asked her father [Nicholas] if he could beat up a bully at school for her. [Nicholas] told her she had to learn to fight her own battles, but he did teach her how to throw a punch. [Nicholas]'s sister, [Lillian], was so happy to have him home. He was home from college.
('Natalia', 'Lillian')
[Natalia] asked her father [Nicholas] if he could beat up a bully at school for her. [Nicholas] told her she had to learn to fight her own battles, but he did teach her how to throw a punch. [Nicholas]'s sister, [Lillian], was so happy to have him home. He was home from college.
[{('Natalia', 'aunt', 'Lillian'): [('Natalia', 'father', 'Nicholas'), ('Nicholas', 'sister', 'Lillian')]}]
['father', 'sister']