story: [Vanessa] and her brother [Robert] were having a wonderful time at Disneyland. [Annette] could n't wait for the surprise birthday party that she was throwing for her brother [Robert] next weekend.
query: ('Vanessa', 'Annette')
clean_story: [Vanessa] and her brother [Robert] were having a wonderful time at Disneyland. [Annette] could n't wait for the surprise birthday party that she was throwing for her brother [Robert] next weekend.
proof_state: [{('Vanessa', 'sister', 'Annette'): [('Vanessa', 'brother', 'Robert'), ('Robert', 'sister', 'Annette')]}]