for (final AddComputedBinding acb : listOfAddComputedBindings) {
final Iterator<Entry<Variable, Filter>> i = acb.getProjections()
.entrySet().iterator();
while (i.hasNext()) {
final Map.Entry<Variable, Filter> mapEntry = i.next();
final Filter filter = mapEntry.getValue();
final Set<Variable> set = filter.getUsedVariables();
final Object[] valueArray = set.toArray();
final LinkedList<Integer> varList = new LinkedList<Integer>();
for (int k = 0; k < variableList.size(); k++) {
int counter = 0;