story: [Victoria] was playing hide-and-seek with her sister [Louise]. [Ellen] and [Victoria] wishes their parents [Lisbeth] and [Alfred] at their wedding anniversary
query: ('Alfred', 'Ellen')
clean_story: [Ellen] and [Victoria] wishes their parents [Lisbeth] and [Alfred] at their wedding anniversary
proof_state: [{('Alfred', 'daughter', 'Ellen'): [('Alfred', 'wife', 'Lisbeth'), ('Lisbeth', 'daughter', 'Ellen')]}, {('Lisbeth', 'daughter', 'Ellen'): [('Lisbeth', 'daughter', 'Victoria'), ('Victoria', 'sister', 'Ellen')]}]