story: [Casey] is one of [Diana]'s brothers. They have lots of fun together. [Diana] bought some shoes for her father [James]. [Rose]'s son [Casey] and son [Scott] went to the park together to play.
query: ('Diana', 'Scott')
clean_story: [Casey] is one of [Diana]'s brothers. They have lots of fun together. [Rose]'s son [Casey] and son [Scott] went to the park together to play.
proof_state: [{('Diana', 'brother', 'Scott'): [('Diana', 'brother', 'Casey'), ('Casey', 'brother', 'Scott')]}, {('Casey', 'brother', 'Scott'): [('Casey', 'mother', 'Rose'), ('Rose', 'son', 'Scott')]}]