story: [Marian] took her two daughters, [Connie] and [Darnell], to the store. [Marian] wanted them to help her get a present for her father, [Stanley].
query: ('Darnell', 'Stanley')
clean_story: [Marian] took her two daughters, [Connie] and [Darnell], to the store. [Marian] wanted them to help her get a present for her father, [Stanley].
proof_state: [{('Darnell', 'grandfather', 'Stanley'): [('Darnell', 'mother', 'Marian'), ('Marian', 'father', 'Stanley')]}, {('Darnell', 'mother', 'Marian'): [('Darnell', 'sister', 'Connie'), ('Connie', 'mother', 'Marian')]}]