story: [Crystal] took her son [Bernard] to the park. [Bernard] wanted to get a good gift for his sister, [Amanda] [Minnie] and her sister [Crystal] braided each other's hair before school.
query: ('Bernard', 'Minnie')
clean_story: [Crystal] took her son [Bernard] to the park. [Minnie] and her sister [Crystal] braided each other's hair before school.
proof_state: [{('Bernard', 'aunt', 'Minnie'): [('Bernard', 'mother', 'Crystal'), ('Crystal', 'sister', 'Minnie')]}]