code: public void addExample(DistanceInstance answeredQuery) {
  		MyMultiDistanceInstance di = asMultiDistanceInstance( answeredQuery );
  		for (int i=0; i<innerLearners.length; i++) {
  			innerLearners[i].addExample( di.get(i) );
  		}
  		comboAddExample( di );
  	}
docs: Pass new labels to the sublearners.