public void onStart() {
    	if(log.isLoggable(Logger.INFO))
    		log.log(Logger.INFO, "onStart()");

		ontology = WumpusPerceptionOntology.getInstance();
		
		man = myAgent.getContentManager();
		codec = new SLCodec();
		man.registerOntology(ontology);
		man.registerLanguage(codec);
	}