story: [James]'s father, [Rudolph], bought him some ice cream. [Jennifer]'s sister, [Diana], needed help fixing her car. [Diana]'s father, [James], offered to do it for her. [Jennifer] was talking about food with her sister [Sue].
query: ('Jennifer', 'Rudolph')
clean_story: [Jennifer]'s sister, [Diana], needed help fixing her car. [Diana]'s father, [James], offered to do it for her. [James]'s father, [Rudolph], bought him some ice cream.
proof_state: [{('Jennifer', 'grandfather', 'Rudolph'): [('Jennifer', 'father', 'James'), ('James', 'father', 'Rudolph')]}, {('Jennifer', 'father', 'James'): [('Jennifer', 'sister', 'Diana'), ('Diana', 'father', 'James')]}]