newTreeStr = "(sn (grup.nom (pp000000 %s)))";
        }
        String patternString = "[insert " + String.format(newTreeStr, pronoun) + " $- target]";
        TsurgeonPattern insertPattern = Tsurgeon.parseOperation(patternString);
        t = insertPattern.matcher().evaluate(t, matcher);
      }
      TsurgeonPattern relabelOperation =
        Tsurgeon.parseOperation(String.format("[relabel vb /%s/]", split.first()));
      t = relabelOperation.matcher().evaluate(t, matcher);