story: [James] is a man with a brother named [Alfred]. [Lisbeth] and [Alfred] have a strong relationship. They have been married for ten years. [Alfred] took his son [Willie] to soccer practice. [Mark] took his brother [James] out to get drinks after a long work week.
query: ('Mark', 'Willie')
clean_story: [Mark] took his brother [James] out to get drinks after a long work week. [James] is a man with a brother named [Alfred]. [Alfred] took his son [Willie] to soccer practice.
proof_state: [{('Mark', 'nephew', 'Willie'): [('Mark', 'brother', 'Alfred'), ('Alfred', 'son', 'Willie')]}, {('Mark', 'brother', 'Alfred'): [('Mark', 'brother', 'James'), ('James', 'brother', 'Alfred')]}]