sS ai_verbalizeAnalysisMap(Map<O, Set<S>> map) {
  if (map == null) null;
  if (empty(map)) ret "Map empty";
  if (l(map) == 1) ret "Only a single feature value (" + firstKey(map) + ")";
  if (allSetsDisjoint(values(map))) ret "Feature success 100%!";
  ret "Feature results inconclusive";
}