Methods, non-transitory computer-readable storage media, and computer systems comprising at least one non-transitory computer-readable storage medium and at least one processor are provided for evaluating predictions regarding relationships. A computer system is controlled to manage a relationships database of relationship data records. Each relationship data record includes a person identifier for each person in the relationship. The computer system is controlled to manage a prediction database of prediction data records. Each prediction data record includes a relationship prediction for a relationship identified by a relationship data record in the relationships database. For each relationship prediction included in a prediction data record in the prediction database, the computer system is controlled to determine whether the relationship prediction is correct by accessing official records from a database via a network, and generate a prediction result indicator that indicates a result of the determination.