story: [Lisa] needed to go to the store. [Lisa] asked her sister [Carol] for a ride. [James] took his sister [Carol] out to dinner for her birthday. [Rose]'s son, [Casey], has always wanted to be like [James], [Rose]'s husband.
query: ('Carol', 'Casey')
clean_story: [James] took his sister [Carol] out to dinner for her birthday. [Rose]'s son, [Casey], has always wanted to be like [James], [Rose]'s husband.
proof_state: [{('Carol', 'nephew', 'Casey'): [('Carol', 'brother', 'James'), ('James', 'son', 'Casey')]}, {('James', 'son', 'Casey'): [('James', 'wife', 'Rose'), ('Rose', 'son', 'Casey')]}]