private boolean evaluateLapClause(final String clause) {
		if (model instanceof MesoModel)
			return false;
		if (clause == null || clause.equals(""))
			return false;
		String[] sub = clause.split(REGEX_AND);
		TimeSeriesGenerator.Parameter[] par = new TimeSeriesGenerator.Parameter[sub.length];
		for (int n = 0; n < sub.length; n++) {
			int iw = sub[n].toLowerCase().indexOf("within");
			Rectangle2D area = getWithinArea(sub[n].substring(iw).trim());
			if (area == null)
				return false;
			byte[] elements = getElements(sub[n].substring(0, iw - 1));
			if (elements == null)
				return false;
			par[n] = new TimeSeriesGenerator.Parameter(TimeSeriesGenerator.LAP, elements, area);
		}
		((AtomicModel) model).showTimeSeries(par);
		return true;
	}