svoid gazelle_changeInTypesForRulesWithMultipleInputs(RuleEngine2 e) {
  for (RuleEngine2.Rule r : e.rules) {
    int i = 0;
    while (i < l(r.insWithType) && eq(r.insWithType.get(i).type, 'standard)) ++i;
    if (i > 1) {
      reverseInPlace(subList(r.insWithType, 0, i));
      for (int j = 1; j < i; j++)
        r.insWithType.get(j).type = "history-" + (j+1);
    }
  }
}