story: [David] has always felt ignored in his big family. His brother [Scott] always got all the attention of their parents, who recounted his every accomplishment to all the household. [Scott] plays piano so good that his grandfather [Jason] gifted him a new set this winter.
query: ('David', 'Jason')
clean_story: [David] has always felt ignored in his big family. His brother [Scott] always got all the attention of their parents, who recounted his every accomplishment to all the household. [Scott] plays piano so good that his grandfather [Jason] gifted him a new set this winter.
proof_state: [{('David', 'grandfather', 'Jason'): [('David', 'brother', 'Scott'), ('Scott', 'grandfather', 'Jason')]}]