story: [Lisa] took her younger sister [Carol] to the carnival last weekend. [Rose] was playing hide-and-seek with her sister [Carol]. [Alfred] was happy that his son [Willie] was doing well in college. [Alfred]'s sister, [Rose], was so happy to have him home. He was home from college.
query: ('Alfred', 'Lisa')
clean_story: [Alfred]'s sister, [Rose], was so happy to have him home. He was home from college. [Rose] was playing hide-and-seek with her sister [Carol]. [Lisa] took her younger sister [Carol] to the carnival last weekend.
proof_state: [{('Alfred', 'sister', 'Lisa'): [('Alfred', 'sister', 'Carol'), ('Carol', 'sister', 'Lisa')]}, {('Alfred', 'sister', 'Carol'): [('Alfred', 'sister', 'Rose'), ('Rose', 'sister', 'Carol')]}]