story: [Adam] does not know he has a son named [Preston]. [Adam] watched his daughter [Crystal] playing basketball. [Crystal] threw the ball to her brother [Otto] who made the basket.
query: ('Adam', 'Otto')
clean_story: [Adam] watched his daughter [Crystal] playing basketball. [Crystal] threw the ball to her brother [Otto] who made the basket.
proof_state: [{('Adam', 'son', 'Otto'): [('Adam', 'daughter', 'Crystal'), ('Crystal', 'brother', 'Otto')]}]