story: [Mary] was mad at her brother [David], because [David] had called her fat. [Mary] and her mother [Crystal] went shopping for [Mary]'s husband [Thomas]'s birthday.
query: ('Thomas', 'Crystal')
clean_story: [Mary] and her mother [Crystal] went shopping for [Mary]'s husband [Thomas]'s birthday.
proof_state: [{('Thomas', 'mother-in-law', 'Crystal'): [('Thomas', 'wife', 'Mary'), ('Mary', 'mother', 'Crystal')]}]