story: [John] and [Kathleen] were lucky to marry each other. [Kathleen] already had a kid named [Edward]. [Donna] loved to take care of her new grandson, [Edward].
clean_story: [John] and [Kathleen] were lucky to marry each other. [Kathleen] already had a kid named [Edward]. [Donna] loved to take care of her new grandson, [Edward].
proof_state: [{('John', 'mother', 'Donna'): [('John', 'son', 'Edward'), ('Edward', 'grandmother', 'Donna')]}, {('John', 'son', 'Edward'): [('John', 'wife', 'Kathleen'), ('Kathleen', 'son', 'Edward')]}]