story: [Clarence] and [Carlos] are brothers who look nothing alike. [Alan] is playing with his daughter [Annie] in the yard. After a while, [Annie]'s brother [Carlos] joins them.
query: ('Alan', 'Clarence')
clean_story: [Alan] is playing with his daughter [Annie] in the yard. After a while, [Annie]'s brother [Carlos] joins them. [Clarence] and [Carlos] are brothers who look nothing alike.
proof_state: [{('Alan', 'son', 'Clarence'): [('Alan', 'daughter', 'Annie'), ('Annie', 'brother', 'Clarence')]}, {('Annie', 'brother', 'Clarence'): [('Annie', 'brother', 'Carlos'), ('Carlos', 'brother', 'Clarence')]}]