story: [Lisbeth] talks to her son [Francisco] every day. [Lisbeth] went to the store with her sister [Carol] and her daughter [Victoria]. [Victoria]'s sister [Ellen] stayed home.
query: ('Carol', 'Ellen')
clean_story: [Lisbeth] went to the store with her sister [Carol] and her daughter [Victoria]. [Victoria]'s sister [Ellen] stayed home.
proof_state: [{('Carol', 'niece', 'Ellen'): [('Carol', 'sister', 'Lisbeth'), ('Lisbeth', 'daughter', 'Ellen')]}, {('Lisbeth', 'daughter', 'Ellen'): [('Lisbeth', 'daughter', 'Victoria'), ('Victoria', 'sister', 'Ellen')]}]