story: [Jason] took his sister [Venita] and his brother [Emmanuel] out to dinner for their birthday last night and they had a great time. [Stanley] took his grandson [Emmanuel] out for ice-cream.
query: ('Stanley', 'Venita')
clean_story: [Stanley] took his grandson [Emmanuel] out for ice-cream. [Jason] took his sister [Venita] and his brother [Emmanuel] out to dinner for their birthday last night and they had a great time.
proof_state: [{('Stanley', 'granddaughter', 'Venita'): [('Stanley', 'grandson', 'Emmanuel'), ('Emmanuel', 'sister', 'Venita')]}, {('Emmanuel', 'sister', 'Venita'): [('Emmanuel', 'brother', 'Jason'), ('Jason', 'sister', 'Venita')]}]