story: [Rudolph] took his daughter [Lisbeth] to ballet class. [Scott] is a factory worker. He has a wonderful sister by the name of [Jennifer]. [James] met his son [Scott] for dinner. Unfortunately [James]'s sister [Lisbeth] could not attend.
query: ('Scott', 'Rudolph')
clean_story: [James] met his son [Scott] for dinner. Unfortunately [James]'s sister [Lisbeth] could not attend. [Rudolph] took his daughter [Lisbeth] to ballet class.
proof_state: [{('Scott', 'grandfather', 'Rudolph'): [('Scott', 'father', 'James'), ('James', 'father', 'Rudolph')]}, {('James', 'father', 'Rudolph'): [('James', 'sister', 'Lisbeth'), ('Lisbeth', 'father', 'Rudolph')]}]