story: [James] invited his brother [Elliott] and daughter [Enedina] to lunch. [Enedina]'s brother [Matthew] was too busy to join them.
query: ('Elliott', 'Matthew')
clean_story: [James] invited his brother [Elliott] and daughter [Enedina] to lunch. [Enedina]'s brother [Matthew] was too busy to join them.
proof_state: [{('Elliott', 'nephew', 'Matthew'): [('Elliott', 'brother', 'James'), ('James', 'son', 'Matthew')]}, {('James', 'son', 'Matthew'): [('James', 'daughter', 'Enedina'), ('Enedina', 'brother', 'Matthew')]}]