OperatorFactory operatorFactory = OperatorFactory.getInstance();
Operator operTemplate = operatorFactory.createOperatorTemplate("move(A,B)",
new String[] { "~at(B)", "at(A)" },
new String[] { "at(B)", "~at(A)" });
operatorFactory.addOperatorTemplate(operTemplate);
planningGraph = new PlanningGraph(initialState);
ActionLevel actionLevel = new ActionLevel();
Operator operator = null;