story: [John] took his sister [Tammy] out to dinner for her birthday. [Minnie] and her daughter [Tammy] were on vaction. [Rebbeca] is looking for a good gift for her sister [Tammy].
query: ('Rebbeca', 'Minnie')
clean_story: [Rebbeca] is looking for a good gift for her sister [Tammy]. [Minnie] and her daughter [Tammy] were on vaction.
proof_state: [{('Rebbeca', 'mother', 'Minnie'): [('Rebbeca', 'sister', 'Tammy'), ('Tammy', 'mother', 'Minnie')]}]