[Jerry] is a factory worker. He has a wonderful sister by the name of [Ann]. [Ann] 'father, [George], recently went back to school.
('Jerry', 'George')
[Jerry] is a factory worker. He has a wonderful sister by the name of [Ann]. [Ann] 'father, [George], recently went back to school.
[{('Jerry', 'father', 'George'): [('Jerry', 'sister', 'Ann'), ('Ann', 'father', 'George')]}]
['sister', 'father']