story: [Crystal] went on a vacation with her brother [Otto]. [Mary] loved her mother [Crystal]. She was heartbroken when she heard [Crystal] had suddenly passed away. [Crystal] had a heart-to-heart conversation with her daughter [Rosemary] about some things.
query: ('Mary', 'Otto')
clean_story: [Mary] loved her mother [Crystal]. She was heartbroken when she heard [Crystal] had suddenly passed away. [Crystal] went on a vacation with her brother [Otto].
proof_state: [{('Mary', 'uncle', 'Otto'): [('Mary', 'mother', 'Crystal'), ('Crystal', 'brother', 'Otto')]}]