story: [Louise] invited her mother [Lisbeth] and brother [Kenneth] to the show. [Lisbeth]'s brother [James] was at the show when they showed up. [Louise] was playing in the sandbox with her brother [Willie].
query: ('Kenneth', 'James')
clean_story: [Louise] invited her mother [Lisbeth] and brother [Kenneth] to the show. [Lisbeth]'s brother [James] was at the show when they showed up.
proof_state: [{('Kenneth', 'uncle', 'James'): [('Kenneth', 'mother', 'Lisbeth'), ('Lisbeth', 'brother', 'James')]}, {('Kenneth', 'mother', 'Lisbeth'): [('Kenneth', 'sister', 'Louise'), ('Louise', 'mother', 'Lisbeth')]}]