story: [Alan] watched the fireworks with his brother [James] and his sister [Michelle]. [Michelle]'s son [Kirk] joined them
query: ('James', 'Kirk')
clean_story: [Alan] watched the fireworks with his brother [James] and his sister [Michelle]. [Michelle]'s son [Kirk] joined them
proof_state: [{('James', 'nephew', 'Kirk'): [('James', 'sister', 'Michelle'), ('Michelle', 'son', 'Kirk')]}, {('James', 'sister', 'Michelle'): [('James', 'brother', 'Alan'), ('Alan', 'sister', 'Michelle')]}]