public virtual void SetScorer(Scorer scorer)
        {
            // Gathers all scorers, including value and "under":
            allScorers = new JCG.List <Scorer>();
            allScorers.Add(scorer);
            int upto = 0;

            while (upto < allScorers.Count)
            {
                scorer = allScorers[upto++];
                foreach (ChildScorer sub in scorer.GetChildren())
                {
                    allScorers.Add(sub.Child);
                }
            }
        }