sbool gazelle_addMatch(RuleEngine2_MatchedRule mr, SS map, LS tokC, LS tokI, O... _) {
  bool debug = boolPar debug(_);
  /*if (containsAny(map, mr.rule.dontChangeWords)) {
    if (debug) print("Found dontChangeWord: " + map + " / " + mr.rule.dontChangeWords);
    false;
  }*/
  
  for (O massager : unnull(mr.rule.mapMassagers)) {
    bool wasNull = map == null;
    map = (SS) callF(massager, map, tokC, tokI, mr);
    if (debug && map == null && !wasNull)
      print("mapMassager returned null: " + massager);
  }

  if (map == null) false;
  if (!addMapToMapWithoutOverwritingIC(mr.map, map)) {
    if (debug) print("Adding map failed");
    false;
  }
  mr.flush();
  true;
}