docs: public Label newLabel(String labelStr, int options) {
      if (options == TAG_LABEL) {
        return new WordLemmaTag(null, null, labelStr);
      } else if (options == LEMMA_LABEL) {
        return new WordLemmaTag(null, labelStr, null);
      } else {
        return new WordLemmaTag(labelStr);
      }
  
    }