story: [Michelle]'s father, [Peter], took her to school this morning. [Rose] was talking about food with her sister [Carol]. [Peter] enjoys the company of his sibling [Rose]. [David] loved his mother, [Carol].
query: ('Peter', 'David')
clean_story: [Peter] enjoys the company of his sibling [Rose]. [Rose] was talking about food with her sister [Carol]. [David] loved his mother, [Carol].
proof_state: [{('Peter', 'nephew', 'David'): [('Peter', 'sister', 'Carol'), ('Carol', 'son', 'David')]}, {('Peter', 'sister', 'Carol'): [('Peter', 'sister', 'Rose'), ('Rose', 'sister', 'Carol')]}]