for (int i = 0; i < 3; i++) {
if (tp.getPos(i).isVariable()) {
final AddBinding add = new AddBinding(
(Variable) tp.getPos(i), t
.getPos(i));
add
.addSucceedingOperator(new OperatorIDTuple(
lastOperator, 0));
// Not completely correct, but for
// the succeeding optimization steps
// enough!