story: [Carol] took her son [Jason] to the mall to shop for school clothes. [Lisa] took her daughters [Eustolia] and [Michelle] swimming. [Lisa]'s sister [Carol] is afraid to swim.
query: ('Carol', 'Michelle')
clean_story: [Lisa] took her daughters [Eustolia] and [Michelle] swimming. [Lisa]'s sister [Carol] is afraid to swim.
proof_state: [{('Carol', 'niece', 'Michelle'): [('Carol', 'sister', 'Lisa'), ('Lisa', 'daughter', 'Michelle')]}, {('Lisa', 'daughter', 'Michelle'): [('Lisa', 'daughter', 'Eustolia'), ('Eustolia', 'sister', 'Michelle')]}]