story: [Peter] went to pick up his son [Erik] from the baseball practice. [James] has always felt ignored in his big family. His brother [Peter] always got all the attention of their parents, who recounted his every accomplishment to all the household. [Sandra] took her son, [James], to the movie theater for his birthday. [James] enjoys talking to his sister. Her name is [Carol].
query: ('Sandra', 'Erik')
clean_story: [Sandra] took her son, [James], to the movie theater for his birthday. [James] has always felt ignored in his big family. His brother [Peter] always got all the attention of their parents, who recounted his every accomplishment to all the household. [Peter] went to pick up his son [Erik] from the baseball practice.
proof_state: [{('Sandra', 'grandson', 'Erik'): [('Sandra', 'son', 'Peter'), ('Peter', 'son', 'Erik')]}, {('Sandra', 'son', 'Peter'): [('Sandra', 'son', 'James'), ('James', 'brother', 'Peter')]}]