story: [Paul] is happy that his brother, [Preston], is becoming successful. [Preston] made dinner reservations for his sister [Crystal]. [Otto] and his brother [Preston] went to see a baseball game on Friday and had a great time.
query: ('Paul', 'Crystal')
clean_story: [Paul] is happy that his brother, [Preston], is becoming successful. [Preston] made dinner reservations for his sister [Crystal].
proof_state: [{('Paul', 'sister', 'Crystal'): [('Paul', 'brother', 'Preston'), ('Preston', 'sister', 'Crystal')]}]