story: [Carol] took her son, [Jason], to go get baked goods from the local bakery. [David] received a very nice gift from his grandfather [Rudolph]. He was showing it to his mother [Carol], but she ignored him because she was on the phone with her other son [Richard].
query: ('Richard', 'Rudolph')
clean_story: [David] received a very nice gift from his grandfather [Rudolph]. He was showing it to his mother [Carol], but she ignored him because she was on the phone with her other son [Richard].
proof_state: [{('Richard', 'grandfather', 'Rudolph'): [('Richard', 'mother', 'Carol'), ('Carol', 'father', 'Rudolph')]}, {('Carol', 'father', 'Rudolph'): [('Carol', 'son', 'David'), ('David', 'grandfather', 'Rudolph')]}]