story: [Blanca] sent [James] to pick up groceries from the store [Marissa] and her son, [Jason], went to the park, and had a wonderful time. [Fred] was out with his son [Jason]. Later that day they went to see [Fred]'s father, [Antonio].
clean_story: [Marissa] and her son, [Jason], went to the park, and had a wonderful time. [Fred] was out with his son [Jason]. Later that day they went to see [Fred]'s father, [Antonio].
proof_state: [{('Marissa', 'father', 'Antonio'): [('Marissa', 'son', 'Jason'), ('Jason', 'grandfather', 'Antonio')]}, {('Jason', 'grandfather', 'Antonio'): [('Jason', 'father', 'Fred'), ('Fred', 'father', 'Antonio')]}]