[Belva] and her father, [Dale], went to the carnival. [Dale] took [Belva] on the Tilt-o-Whirl. [Nicolas]'s sister, [Belva], was so happy to have him home. He was home from college.
('Nicolas', 'Dale')
[Nicolas]'s sister, [Belva], was so happy to have him home. He was home from college. [Belva] and her father, [Dale], went to the carnival. [Dale] took [Belva] on the Tilt-o-Whirl.
[{('Nicolas', 'father', 'Dale'): [('Nicolas', 'sister', 'Belva'), ('Belva', 'father', 'Dale')]}]
['sister', 'father']