code: public void addWord(MtasCQLParserWordFullCondition w) throws ParseException {
      assert w.getCondition()
          .not() == false : "condition word should be positive in sentence definition";
      if (!simplified) {
        partList.add(w);
      } else {
        throw new ParseException("already simplified");
      }
    }
docs: Adds the word.
  
  @param w the w
  @throws ParseException the parse exception