story: [Carol] gave her brother [Alfred] a new sweater for Christmas. [Lisa] and her daughter [Eustolia] went out to dinner. [Erik] and his aunt [Carol] are spending the day together. [Lisa]'s son called [Erik] is good and intelligent boy
query: ('Lisa', 'Alfred')
clean_story: [Lisa]'s son called [Erik] is good and intelligent boy [Erik] and his aunt [Carol] are spending the day together. [Carol] gave her brother [Alfred] a new sweater for Christmas.
proof_state: [{('Lisa', 'brother', 'Alfred'): [('Lisa', 'sister', 'Carol'), ('Carol', 'brother', 'Alfred')]}, {('Lisa', 'sister', 'Carol'): [('Lisa', 'son', 'Erik'), ('Erik', 'aunt', 'Carol')]}]