static S conceptLanguageToEnglish_xyz(S s) {
  Map<S, AIConcept> map = aiConceptsMap_cached();
  L<S> tok = javaTokC(s);
  if (empty(tok)) ret s;
  S pattern = map.get(first(tok)).name;
  if (empty(pattern)) ret s;
  ret formatXYZ(pattern, subList(tok, 1));
}