}
private RamblerTransformationOutput applyRamblerTransformation(
HashMap<String, String> rows,DataPreProcessor dpp, Messager msg) {
RamblerValueCollection vc = new RamblerValueCollection(rows);
RamblerTransformationInputs inputs = new RamblerTransformationInputs(
examples, vc,dpp,msg);
// generate the program
boolean results = false;
int iterNum = 0;
RamblerTransformationOutput rtf = null;