[Theresa] asked her father [Clarence] to take her to school. [Clarence] said he'd take her in a few minutes. [Theresa] took her daughter [Belva] to see a movie on Friday. She let her pick the movie and she enjoyed it very much.
('Belva', 'Clarence')
[Theresa] took her daughter [Belva] to see a movie on Friday. She let her pick the movie and she enjoyed it very much. [Theresa] asked her father [Clarence] to take her to school. [Clarence] said he'd take her in a few minutes.
[{('Belva', 'grandfather', 'Clarence'): [('Belva', 'mother', 'Theresa'), ('Theresa', 'father', 'Clarence')]}]
['mother', 'father']