story: [James] proudly walked his daughter [Mary] down the aisle at her wedding. [Paul] is a great uncle of [Mary]. [Crystal] took her daughter, [Mary], out to High Tea yesterday afternoon.
query: ('Crystal', 'Paul')
clean_story: [Crystal] took her daughter, [Mary], out to High Tea yesterday afternoon. [Paul] is a great uncle of [Mary].
proof_state: [{('Crystal', 'brother', 'Paul'): [('Crystal', 'daughter', 'Mary'), ('Mary', 'uncle', 'Paul')]}]