story: [Judy] and her son [Arthur] went out to lunch together yesterday. [Catherine] wanted to visit her grandmother [Jennifer], but [Jennifer] was asleep. [Mark] and his sister [Judy] were arguing about politics. [Catherine], [Judy]'s daughter, heard them, but did n't want to get involved in the fight.
clean_story: [Mark] and his sister [Judy] were arguing about politics. [Catherine], [Judy]'s daughter, heard them, but did n't want to get involved in the fight. [Catherine] wanted to visit her grandmother [Jennifer], but [Jennifer] was asleep.
proof_state: [{('Mark', 'mother', 'Jennifer'): [('Mark', 'sister', 'Judy'), ('Judy', 'mother', 'Jennifer')]}, {('Judy', 'mother', 'Jennifer'): [('Judy', 'daughter', 'Catherine'), ('Catherine', 'grandmother', 'Jennifer')]}]