story: [John] is son of [Minnie]. [Crystal] was sewing a sweater for her sister [Minnie]. [John] likes to go fishing with his sister. Her name is [Rebbeca].
query: ('John', 'Crystal')
clean_story: [John] is son of [Minnie]. [Crystal] was sewing a sweater for her sister [Minnie].
proof_state: [{('John', 'aunt', 'Crystal'): [('John', 'mother', 'Minnie'), ('Minnie', 'sister', 'Crystal')]}]