story: [David] and her sister [Anna] decided to take a trip to Mexico together. [Anna] does n't like her brother [Richard]. [David] was angry with his brother [Jason] for forgetting to pick him up from school. [Jason]'s dad [Mark] is the CEO of the company.
query: ('Anna', 'Mark')
clean_story: [David] and her sister [Anna] decided to take a trip to Mexico together. [David] was angry with his brother [Jason] for forgetting to pick him up from school. [Jason]'s dad [Mark] is the CEO of the company.
proof_state: [{('Anna', 'father', 'Mark'): [('Anna', 'brother', 'David'), ('David', 'father', 'Mark')]}, {('David', 'father', 'Mark'): [('David', 'brother', 'Jason'), ('Jason', 'father', 'Mark')]}]