story: [William] called his brother [John] on Friday because it was his birthday. [William] was sad to learn that his sister [Rebbeca] was not going to make it to dinner like they had planned. [Rebbeca] loves to spend time with her grandfather, [Adam]. He tells great stories.
query: ('William', 'Adam')
clean_story: [William] was sad to learn that his sister [Rebbeca] was not going to make it to dinner like they had planned. [Rebbeca] loves to spend time with her grandfather, [Adam]. He tells great stories.
proof_state: [{('William', 'grandfather', 'Adam'): [('William', 'sister', 'Rebbeca'), ('Rebbeca', 'grandfather', 'Adam')]}]