[Nicolas]'s sister, [June], was so happy to have him home. He was home from college. [June] took her father [Dale] out to dinner for Father's Day.
('Nicolas', 'Dale')
[Nicolas]'s sister, [June], was so happy to have him home. He was home from college. [June] took her father [Dale] out to dinner for Father's Day.
[{('Nicolas', 'father', 'Dale'): [('Nicolas', 'sister', 'June'), ('June', 'father', 'Dale')]}]
['sister', 'father']