story: [Mary] was sewing a sweater for her sister [Jacklyn]. [Mark] took his daughter [Mary] to the movies [Mary] went on a vacation with her brother [Michael]. [Jacklyn] brought her grandmother, [Sandra], flowers.
query: ('Sandra', 'Michael')
clean_story: [Jacklyn] brought her grandmother, [Sandra], flowers. [Mary] was sewing a sweater for her sister [Jacklyn]. [Mary] went on a vacation with her brother [Michael].
proof_state: [{('Sandra', 'grandson', 'Michael'): [('Sandra', 'granddaughter', 'Jacklyn'), ('Jacklyn', 'brother', 'Michael')]}, {('Jacklyn', 'brother', 'Michael'): [('Jacklyn', 'sister', 'Mary'), ('Mary', 'brother', 'Michael')]}]