return input;
} else if (elementName.equals("output") && groupList.equals(QualList.listOfOutputs)) {
Transition transition = (Transition) listOf.getParentSBMLObject();
Output output = new Output();
transition.addOutput(output);
return output;
} else if (elementName.equals("functionTerm") && groupList.equals(QualList.listOfFunctionTerms)) {
Transition transition = (Transition) listOf.getParentSBMLObject();