story: [William] and his wife [Guillermina] were making plans for their anniversary. [Guillermina] met her dad, [Christopher], for the first time when he returned from deployment.
query: ('William', 'Christopher')
clean_story: [William] and his wife [Guillermina] were making plans for their anniversary. [Guillermina] met her dad, [Christopher], for the first time when he returned from deployment.
proof_state: [{('William', 'father-in-law', 'Christopher'): [('William', 'wife', 'Guillermina'), ('Guillermina', 'father', 'Christopher')]}]