story: [Errol] needed someone to help him move out of his dorm last May. He asked his brother [Casey] and he said he would help him. [Casey] was so excited to give his mother, [Rose], a really nice card for Mother's Day. He loves her very much. [Jennifer] and her mother [Rose] visited her grandfather [Rudolph]
query: ('Casey', 'Rudolph')
clean_story: [Casey] was so excited to give his mother, [Rose], a really nice card for Mother's Day. He loves her very much. [Jennifer] and her mother [Rose] visited her grandfather [Rudolph]
proof_state: [{('Casey', 'grandfather', 'Rudolph'): [('Casey', 'mother', 'Rose'), ('Rose', 'father', 'Rudolph')]}, {('Rose', 'father', 'Rudolph'): [('Rose', 'daughter', 'Jennifer'), ('Jennifer', 'grandfather', 'Rudolph')]}]