expChanges.put(CarsModel.newCarPath("optima"), ModificationType.WRITE);
expChanges.put(CarsModel.newCarPath("murano"), ModificationType.WRITE);
expChanges.put(CarsModel.newCarPath("sportage"), ModificationType.DELETE);
expChanges.put(CarsModel.newCarPath("optima"), ModificationType.WRITE);
expChanges.put(CarsModel.newCarPath("murano"), ModificationType.WRITE);
expChanges.put(CarsModel.newCarPath("sportage"), ModificationType.DELETE);