Move 37 was not explicitly present in the training data, nor designed by the programmers, and is extremely hard to vary (Deutsch's criterion for good explanations). Was the move present implicitly in the design of the system and/or the training data? Or inexplicitly? Does either of these mean the discovery of the move was non-creative?

Move 37 was not explicitly present in the training data, nor designed by the programmers, and is extremely hard to vary (Deutsch's criterion for good explanations). Was the move present implicitly in the design of the system and/or the training data? Or inexplicitly? Do either of these mean the discovery of the move was non-creative?