story: [Amanda] needed to go to the store. [Amanda] asked her sister [Mary] for a ride. [Mary] took her mother [Crystal] to lunch. Then [Mary] picked up her husband [Thomas] at the airport.
query: ('Thomas', 'Crystal')
clean_story: [Mary] took her mother [Crystal] to lunch. Then [Mary] picked up her husband [Thomas] at the airport.
proof_state: [{('Thomas', 'mother-in-law', 'Crystal'): [('Thomas', 'wife', 'Mary'), ('Mary', 'mother', 'Crystal')]}]