story: [Lisa] takes her son [Erik] to the park every Saturday. [Peter] has a lovely daughter who plays piano named [Eustolia]. [Peter] also has a son [Stacy] who loves to play sports. [Lisa] dotes on her son [Stacy]. Because of this, [Stacy] is pretty spoiled.
query: ('Lisa', 'Eustolia')
clean_story: [Lisa] dotes on her son [Stacy]. Because of this, [Stacy] is pretty spoiled. [Peter] has a lovely daughter who plays piano named [Eustolia]. [Peter] also has a son [Stacy] who loves to play sports.
proof_state: [{('Lisa', 'daughter', 'Eustolia'): [('Lisa', 'son', 'Stacy'), ('Stacy', 'sister', 'Eustolia')]}, {('Stacy', 'sister', 'Eustolia'): [('Stacy', 'father', 'Peter'), ('Peter', 'daughter', 'Eustolia')]}]