story: [Tammy] went out for pizza with her father [Otto]. [Dana] and his sister [Rebbeca] went to brunch today at the new diner. [Tammy] and her sister [Rebbeca] braided each other's hair before school.
query: ('Rebbeca', 'Otto')
clean_story: [Tammy] and her sister [Rebbeca] braided each other's hair before school. [Tammy] went out for pizza with her father [Otto].
proof_state: [{('Rebbeca', 'father', 'Otto'): [('Rebbeca', 'sister', 'Tammy'), ('Tammy', 'father', 'Otto')]}]