story: [Nancy] had a heart-to-heart conversation with her daughter [Maria] about some things. [Leo]'s wife, [Sabrina], arranged for him to have a great lunch with his mother, [Nancy].
query: ('Nancy', 'Sabrina')
clean_story: [Leo]'s wife, [Sabrina], arranged for him to have a great lunch with his mother, [Nancy].
proof_state: [{('Nancy', 'daughter-in-law', 'Sabrina'): [('Nancy', 'son', 'Leo'), ('Leo', 'wife', 'Sabrina')]}]