story: [David] and his wife, [Rosemary], went over to [Crystal]'s house for supper. [Crystal] asked her mother to help with the potatoes, and [Rosemary] obliged. [Mark]'s sister [Rosemary] asked him for some help planting her garden.
query: ('David', 'Crystal')
clean_story: [David] and his wife, [Rosemary], went over to [Crystal]'s house for supper. [Crystal] asked her mother to help with the potatoes, and [Rosemary] obliged.
proof_state: [{('David', 'mother-in-law', 'Crystal'): [('David', 'wife', 'Rosemary'), ('Rosemary', 'mother', 'Crystal')]}]