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Please predict whether this patent is acceptable.PATENT ABSTRACT: A generation device generating an evaluation function for calculating an evaluation value of an evaluation target, the generation device including an acquisition unit acquiring learning data including a qualitative evaluation of the evaluation target; a generation unit generating a constraint to be satisfied by a value of the evaluation function for the evaluation target, based on the learning data; and a setting unit setting weight for a plurality of attributes in the evaluation function so that the constraint is satisfied, and the like are provided.