[Clarence] is the loving father of a beautiful girl named [Nancy]. [Jeff] asked his mother [Nancy] to read to him. [Nancy] was too busy.
('Jeff', 'Clarence')
[Jeff] asked his mother [Nancy] to read to him. [Nancy] was too busy. [Clarence] is the loving father of a beautiful girl named [Nancy].
[{('Jeff', 'grandfather', 'Clarence'): [('Jeff', 'mother', 'Nancy'), ('Nancy', 'father', 'Clarence')]}]
['mother', 'father']